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Finding the Fourth Proportional to 5,700,758.64, 8,564,779.80 and 3,655,426.47

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Solution

The fourth proportional to 5,700,758.64, 8,564,779.80 and 3,655,426.47 is: 5,491,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,700,758.64 : 8,564,779.80 = 3,655,426.47 : x
  2. Step 2: Convert to fraction form
    5,700,758.64/8,564,779.80 = 3,655,426.47/x
  3. Step 3: Cross multiply
    5,700,758.64x = 8,564,779.80 × 3,655,426.47
  4. Step 4: Simplify right side
    5,700,758.64x = 31,307,922,790,641.31
  5. Step 5: Solve for x
    x = 31,307,922,790,641.31/5,700,758.64
  6. Step 6: Final answer
    x = 5,491,887.09

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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.