Home / 1,679,612.10-2,519,418.15-614,761.80

Finding the Fourth Proportional to 1,679,612.10, 2,519,418.15 and 614,761.80

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Solution

The fourth proportional to 1,679,612.10, 2,519,418.15 and 614,761.80 is: 922,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,612.10 : 2,519,418.15 = 614,761.80 : x
  2. Step 2: Convert to fraction form
    1,679,612.10/2,519,418.15 = 614,761.80/x
  3. Step 3: Cross multiply
    1,679,612.10x = 2,519,418.15 × 614,761.80
  4. Step 4: Simplify right side
    1,679,612.10x = 1,548,842,036,846.67
  5. Step 5: Solve for x
    x = 1,548,842,036,846.67/1,679,612.10
  6. Step 6: Final answer
    x = 922,142.70

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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.