Home / 1,071,375.08-1,607,051.10-261,766.76

Finding the Fourth Proportional to 1,071,375.08, 1,607,051.10 and 261,766.76

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Solution

The fourth proportional to 1,071,375.08, 1,607,051.10 and 261,766.76 is: 392,647.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,375.08 : 1,607,051.10 = 261,766.76 : x
  2. Step 2: Convert to fraction form
    1,071,375.08/1,607,051.10 = 261,766.76/x
  3. Step 3: Cross multiply
    1,071,375.08x = 1,607,051.10 × 261,766.76
  4. Step 4: Simplify right side
    1,071,375.08x = 420,672,559,601.44
  5. Step 5: Solve for x
    x = 420,672,559,601.44/1,071,375.08
  6. Step 6: Final answer
    x = 392,647.33

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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.