Home / 1,609,760.49-2,220,544.48-1,005,098.73

Finding the Fourth Proportional to 1,609,760.49, 2,220,544.48 and 1,005,098.73

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Solution

The fourth proportional to 1,609,760.49, 2,220,544.48 and 1,005,098.73 is: 1,386,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,760.49 : 2,220,544.48 = 1,005,098.73 : x
  2. Step 2: Convert to fraction form
    1,609,760.49/2,220,544.48 = 1,005,098.73/x
  3. Step 3: Cross multiply
    1,609,760.49x = 2,220,544.48 × 1,005,098.73
  4. Step 4: Simplify right side
    1,609,760.49x = 2,231,866,427,801.28
  5. Step 5: Solve for x
    x = 2,231,866,427,801.28/1,609,760.49
  6. Step 6: Final answer
    x = 1,386,458.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.