Home / 1,098,064.10-1,644,331.35-722,051.30

Finding the Fourth Proportional to 1,098,064.10, 1,644,331.35 and 722,051.30

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Solution

The fourth proportional to 1,098,064.10, 1,644,331.35 and 722,051.30 is: 1,081,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,064.10 : 1,644,331.35 = 722,051.30 : x
  2. Step 2: Convert to fraction form
    1,098,064.10/1,644,331.35 = 722,051.30/x
  3. Step 3: Cross multiply
    1,098,064.10x = 1,644,331.35 × 722,051.30
  4. Step 4: Simplify right side
    1,098,064.10x = 1,187,291,588,898.26
  5. Step 5: Solve for x
    x = 1,187,291,588,898.26/1,098,064.10
  6. Step 6: Final answer
    x = 1,081,258.91

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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.