Home / 1,616,468.31-2,230,646.25-918,658.29

Finding the Fourth Proportional to 1,616,468.31, 2,230,646.25 and 918,658.29

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Solution

The fourth proportional to 1,616,468.31, 2,230,646.25 and 918,658.29 is: 1,267,702.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,468.31 : 2,230,646.25 = 918,658.29 : x
  2. Step 2: Convert to fraction form
    1,616,468.31/2,230,646.25 = 918,658.29/x
  3. Step 3: Cross multiply
    1,616,468.31x = 2,230,646.25 × 918,658.29
  4. Step 4: Simplify right side
    1,616,468.31x = 2,049,201,669,619.91
  5. Step 5: Solve for x
    x = 2,049,201,669,619.91/1,616,468.31
  6. Step 6: Final answer
    x = 1,267,702.97

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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.