Home / 1,100,193.06-1,649,969.44-426,124.02

Finding the Fourth Proportional to 1,100,193.06, 1,649,969.44 and 426,124.02

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Solution

The fourth proportional to 1,100,193.06, 1,649,969.44 and 426,124.02 is: 639,062.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,193.06 : 1,649,969.44 = 426,124.02 : x
  2. Step 2: Convert to fraction form
    1,100,193.06/1,649,969.44 = 426,124.02/x
  3. Step 3: Cross multiply
    1,100,193.06x = 1,649,969.44 × 426,124.02
  4. Step 4: Simplify right side
    1,100,193.06x = 703,091,613,709.56
  5. Step 5: Solve for x
    x = 703,091,613,709.56/1,100,193.06
  6. Step 6: Final answer
    x = 639,062.03

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.