Home / 1,472,162.85-2,031,444.77-860,458.95

Finding the Fourth Proportional to 1,472,162.85, 2,031,444.77 and 860,458.95

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Solution

The fourth proportional to 1,472,162.85, 2,031,444.77 and 860,458.95 is: 1,187,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,162.85 : 2,031,444.77 = 860,458.95 : x
  2. Step 2: Convert to fraction form
    1,472,162.85/2,031,444.77 = 860,458.95/x
  3. Step 3: Cross multiply
    1,472,162.85x = 2,031,444.77 × 860,458.95
  4. Step 4: Simplify right side
    1,472,162.85x = 1,747,974,829,474.90
  5. Step 5: Solve for x
    x = 1,747,974,829,474.90/1,472,162.85
  6. Step 6: Final answer
    x = 1,187,351.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.