Home / 1,135,743.52-1,703,116.50-425,273.32

Finding the Fourth Proportional to 1,135,743.52, 1,703,116.50 and 425,273.32

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Solution

The fourth proportional to 1,135,743.52, 1,703,116.50 and 425,273.32 is: 637,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,743.52 : 1,703,116.50 = 425,273.32 : x
  2. Step 2: Convert to fraction form
    1,135,743.52/1,703,116.50 = 425,273.32/x
  3. Step 3: Cross multiply
    1,135,743.52x = 1,703,116.50 × 425,273.32
  4. Step 4: Simplify right side
    1,135,743.52x = 724,290,008,301.78
  5. Step 5: Solve for x
    x = 724,290,008,301.78/1,135,743.52
  6. Step 6: Final answer
    x = 637,723.21

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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.