Home / 1,152,520.76-1,729,038-353,871.92

Finding the Fourth Proportional to 1,152,520.76, 1,729,038 and 353,871.92

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Solution

The fourth proportional to 1,152,520.76, 1,729,038 and 353,871.92 is: 530,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,520.76 : 1,729,038 = 353,871.92 : x
  2. Step 2: Convert to fraction form
    1,152,520.76/1,729,038 = 353,871.92/x
  3. Step 3: Cross multiply
    1,152,520.76x = 1,729,038 × 353,871.92
  4. Step 4: Simplify right side
    1,152,520.76x = 611,857,996,812.96
  5. Step 5: Solve for x
    x = 611,857,996,812.96/1,152,520.76
  6. Step 6: Final answer
    x = 530,886.75

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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.