Home / 1,250,153.13-1,724,861.32-785,057.16

Finding the Fourth Proportional to 1,250,153.13, 1,724,861.32 and 785,057.16

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Solution

The fourth proportional to 1,250,153.13, 1,724,861.32 and 785,057.16 is: 1,083,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,153.13 : 1,724,861.32 = 785,057.16 : x
  2. Step 2: Convert to fraction form
    1,250,153.13/1,724,861.32 = 785,057.16/x
  3. Step 3: Cross multiply
    1,250,153.13x = 1,724,861.32 × 785,057.16
  4. Step 4: Simplify right side
    1,250,153.13x = 1,354,114,729,273.05
  5. Step 5: Solve for x
    x = 1,354,114,729,273.05/1,250,153.13
  6. Step 6: Final answer
    x = 1,083,159.09

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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.