Home / 1,538,462.08-2,123,095.08-850,131.10

Finding the Fourth Proportional to 1,538,462.08, 2,123,095.08 and 850,131.10

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Solution

The fourth proportional to 1,538,462.08, 2,123,095.08 and 850,131.10 is: 1,173,190.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,462.08 : 2,123,095.08 = 850,131.10 : x
  2. Step 2: Convert to fraction form
    1,538,462.08/2,123,095.08 = 850,131.10/x
  3. Step 3: Cross multiply
    1,538,462.08x = 2,123,095.08 × 850,131.10
  4. Step 4: Simplify right side
    1,538,462.08x = 1,804,909,155,764.99
  5. Step 5: Solve for x
    x = 1,804,909,155,764.99/1,538,462.08
  6. Step 6: Final answer
    x = 1,173,190.54

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Double scale
Find fourth proportional to 1,538,463.08, 2,123,096.46 and 850,132.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.