Home / 5,272,092.12-7,905,294.60-2,391,887.34

Finding the Fourth Proportional to 5,272,092.12, 7,905,294.60 and 2,391,887.34

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Solution

The fourth proportional to 5,272,092.12, 7,905,294.60 and 2,391,887.34 is: 3,586,540.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272,092.12 : 7,905,294.60 = 2,391,887.34 : x
  2. Step 2: Convert to fraction form
    5,272,092.12/7,905,294.60 = 2,391,887.34/x
  3. Step 3: Cross multiply
    5,272,092.12x = 7,905,294.60 × 2,391,887.34
  4. Step 4: Simplify right side
    5,272,092.12x = 18,908,574,072,710.36
  5. Step 5: Solve for x
    x = 18,908,574,072,710.36/5,272,092.12
  6. Step 6: Final answer
    x = 3,586,540.91

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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.