Home / 1,313,080.22-1,969,792.58-514,257.95

Finding the Fourth Proportional to 1,313,080.22, 1,969,792.58 and 514,257.95

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Solution

The fourth proportional to 1,313,080.22, 1,969,792.58 and 514,257.95 is: 771,454.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,080.22 : 1,969,792.58 = 514,257.95 : x
  2. Step 2: Convert to fraction form
    1,313,080.22/1,969,792.58 = 514,257.95/x
  3. Step 3: Cross multiply
    1,313,080.22x = 1,969,792.58 × 514,257.95
  4. Step 4: Simplify right side
    1,313,080.22x = 1,012,981,494,116.01
  5. Step 5: Solve for x
    x = 1,012,981,494,116.01/1,313,080.22
  6. Step 6: Final answer
    x = 771,454.39

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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.