Home / 2,520,890.29-3,781,507.74-723,635.56

Finding the Fourth Proportional to 2,520,890.29, 3,781,507.74 and 723,635.56

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Solution

The fourth proportional to 2,520,890.29, 3,781,507.74 and 723,635.56 is: 1,085,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,890.29 : 3,781,507.74 = 723,635.56 : x
  2. Step 2: Convert to fraction form
    2,520,890.29/3,781,507.74 = 723,635.56/x
  3. Step 3: Cross multiply
    2,520,890.29x = 3,781,507.74 × 723,635.56
  4. Step 4: Simplify right side
    2,520,890.29x = 2,736,433,471,079.24
  5. Step 5: Solve for x
    x = 2,736,433,471,079.24/2,520,890.29
  6. Step 6: Final answer
    x = 1,085,502.80

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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.