Home / 5,317,681.52-7,974,849.22-1,722,614.38

Finding the Fourth Proportional to 5,317,681.52, 7,974,849.22 and 1,722,614.38

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Solution

The fourth proportional to 5,317,681.52, 7,974,849.22 and 1,722,614.38 is: 2,583,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317,681.52 : 7,974,849.22 = 1,722,614.38 : x
  2. Step 2: Convert to fraction form
    5,317,681.52/7,974,849.22 = 1,722,614.38/x
  3. Step 3: Cross multiply
    5,317,681.52x = 7,974,849.22 × 1,722,614.38
  4. Step 4: Simplify right side
    5,317,681.52x = 13,737,589,920,460.12
  5. Step 5: Solve for x
    x = 13,737,589,920,460.12/5,317,681.52
  6. Step 6: Final answer
    x = 2,583,379.59

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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.