Home / 1,283,380.50-1,926,963.17-715,870.41

Finding the Fourth Proportional to 1,283,380.50, 1,926,963.17 and 715,870.41

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Solution

The fourth proportional to 1,283,380.50, 1,926,963.17 and 715,870.41 is: 1,074,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,380.50 : 1,926,963.17 = 715,870.41 : x
  2. Step 2: Convert to fraction form
    1,283,380.50/1,926,963.17 = 715,870.41/x
  3. Step 3: Cross multiply
    1,283,380.50x = 1,926,963.17 × 715,870.41
  4. Step 4: Simplify right side
    1,283,380.50x = 1,379,455,906,441.85
  5. Step 5: Solve for x
    x = 1,379,455,906,441.85/1,283,380.50
  6. Step 6: Final answer
    x = 1,074,861.20

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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.