Home / 5,145,672.79-7,719,221.15-1,734,934.89

Finding the Fourth Proportional to 5,145,672.79, 7,719,221.15 and 1,734,934.89

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Solution

The fourth proportional to 5,145,672.79, 7,719,221.15 and 1,734,934.89 is: 2,602,642.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,672.79 : 7,719,221.15 = 1,734,934.89 : x
  2. Step 2: Convert to fraction form
    5,145,672.79/7,719,221.15 = 1,734,934.89/x
  3. Step 3: Cross multiply
    5,145,672.79x = 7,719,221.15 × 1,734,934.89
  4. Step 4: Simplify right side
    5,145,672.79x = 13,392,346,096,760.92
  5. Step 5: Solve for x
    x = 13,392,346,096,760.92/5,145,672.79
  6. Step 6: Final answer
    x = 2,602,642.38

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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.