Home / 5,344,381.71-8,016,455.79-1,300,890.87

Finding the Fourth Proportional to 5,344,381.71, 8,016,455.79 and 1,300,890.87

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Solution

The fourth proportional to 5,344,381.71, 8,016,455.79 and 1,300,890.87 is: 1,951,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344,381.71 : 8,016,455.79 = 1,300,890.87 : x
  2. Step 2: Convert to fraction form
    5,344,381.71/8,016,455.79 = 1,300,890.87/x
  3. Step 3: Cross multiply
    5,344,381.71x = 8,016,455.79 × 1,300,890.87
  4. Step 4: Simplify right side
    5,344,381.71x = 10,428,534,146,969.64
  5. Step 5: Solve for x
    x = 10,428,534,146,969.64/5,344,381.71
  6. Step 6: Final answer
    x = 1,951,307.88

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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.