Home / 1,731,331.13-2,597,127.15-516,811.78

Finding the Fourth Proportional to 1,731,331.13, 2,597,127.15 and 516,811.78

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Solution

The fourth proportional to 1,731,331.13, 2,597,127.15 and 516,811.78 is: 775,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,331.13 : 2,597,127.15 = 516,811.78 : x
  2. Step 2: Convert to fraction form
    1,731,331.13/2,597,127.15 = 516,811.78/x
  3. Step 3: Cross multiply
    1,731,331.13x = 2,597,127.15 × 516,811.78
  4. Step 4: Simplify right side
    1,731,331.13x = 1,342,225,892,292.19
  5. Step 5: Solve for x
    x = 1,342,225,892,292.19/1,731,331.13
  6. Step 6: Final answer
    x = 775,256.60

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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.