Home / 5,514,505.30-8,272,017.15-1,728,111.70

Finding the Fourth Proportional to 5,514,505.30, 8,272,017.15 and 1,728,111.70

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Solution

The fourth proportional to 5,514,505.30, 8,272,017.15 and 1,728,111.70 is: 2,592,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514,505.30 : 8,272,017.15 = 1,728,111.70 : x
  2. Step 2: Convert to fraction form
    5,514,505.30/8,272,017.15 = 1,728,111.70/x
  3. Step 3: Cross multiply
    5,514,505.30x = 8,272,017.15 × 1,728,111.70
  4. Step 4: Simplify right side
    5,514,505.30x = 14,294,969,619,515.65
  5. Step 5: Solve for x
    x = 14,294,969,619,515.65/5,514,505.30
  6. Step 6: Final answer
    x = 2,592,248.78

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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.