Home / 1,493,937.80-2,238,233.70-908,631.80

Finding the Fourth Proportional to 1,493,937.80, 2,238,233.70 and 908,631.80

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Solution

The fourth proportional to 1,493,937.80, 2,238,233.70 and 908,631.80 is: 1,361,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,937.80 : 2,238,233.70 = 908,631.80 : x
  2. Step 2: Convert to fraction form
    1,493,937.80/2,238,233.70 = 908,631.80/x
  3. Step 3: Cross multiply
    1,493,937.80x = 2,238,233.70 × 908,631.80
  4. Step 4: Simplify right side
    1,493,937.80x = 2,033,730,315,651.66
  5. Step 5: Solve for x
    x = 2,033,730,315,651.66/1,493,937.80
  6. Step 6: Final answer
    x = 1,361,321.95

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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.