Home / 1,433,060.76-2,149,513.38-435,711

Finding the Fourth Proportional to 1,433,060.76, 2,149,513.38 and 435,711

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Solution

The fourth proportional to 1,433,060.76, 2,149,513.38 and 435,711 is: 653,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,060.76 : 2,149,513.38 = 435,711 : x
  2. Step 2: Convert to fraction form
    1,433,060.76/2,149,513.38 = 435,711/x
  3. Step 3: Cross multiply
    1,433,060.76x = 2,149,513.38 × 435,711
  4. Step 4: Simplify right side
    1,433,060.76x = 936,566,624,313.18
  5. Step 5: Solve for x
    x = 936,566,624,313.18/1,433,060.76
  6. Step 6: Final answer
    x = 653,542.86

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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.