Home / 1,639,394.48-2,459,255.76-502,143.54

Finding the Fourth Proportional to 1,639,394.48, 2,459,255.76 and 502,143.54

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Solution

The fourth proportional to 1,639,394.48, 2,459,255.76 and 502,143.54 is: 753,265.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,394.48 : 2,459,255.76 = 502,143.54 : x
  2. Step 2: Convert to fraction form
    1,639,394.48/2,459,255.76 = 502,143.54/x
  3. Step 3: Cross multiply
    1,639,394.48x = 2,459,255.76 × 502,143.54
  4. Step 4: Simplify right side
    1,639,394.48x = 1,234,899,393,091.79
  5. Step 5: Solve for x
    x = 1,234,899,393,091.79/1,639,394.48
  6. Step 6: Final answer
    x = 753,265.56

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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.