Home / 1,614,252.60-2,420,342.10-667,999.80

Finding the Fourth Proportional to 1,614,252.60, 2,420,342.10 and 667,999.80

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Solution

The fourth proportional to 1,614,252.60, 2,420,342.10 and 667,999.80 is: 1,001,570.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,252.60 : 2,420,342.10 = 667,999.80 : x
  2. Step 2: Convert to fraction form
    1,614,252.60/2,420,342.10 = 667,999.80/x
  3. Step 3: Cross multiply
    1,614,252.60x = 2,420,342.10 × 667,999.80
  4. Step 4: Simplify right side
    1,614,252.60x = 1,616,788,038,731.58
  5. Step 5: Solve for x
    x = 1,616,788,038,731.58/1,614,252.60
  6. Step 6: Final answer
    x = 1,001,570.66

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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.