Home / 1,538,878.93-2,123,762.76-850,535.98

Finding the Fourth Proportional to 1,538,878.93, 2,123,762.76 and 850,535.98

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Solution

The fourth proportional to 1,538,878.93, 2,123,762.76 and 850,535.98 is: 1,173,800.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,878.93 : 2,123,762.76 = 850,535.98 : x
  2. Step 2: Convert to fraction form
    1,538,878.93/2,123,762.76 = 850,535.98/x
  3. Step 3: Cross multiply
    1,538,878.93x = 2,123,762.76 × 850,535.98
  4. Step 4: Simplify right side
    1,538,878.93x = 1,806,336,635,054.70
  5. Step 5: Solve for x
    x = 1,806,336,635,054.70/1,538,878.93
  6. Step 6: Final answer
    x = 1,173,800.36

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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.