Home / 1,371,226.12-2,058,165.96-661,753.60

Finding the Fourth Proportional to 1,371,226.12, 2,058,165.96 and 661,753.60

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Solution

The fourth proportional to 1,371,226.12, 2,058,165.96 and 661,753.60 is: 993,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,226.12 : 2,058,165.96 = 661,753.60 : x
  2. Step 2: Convert to fraction form
    1,371,226.12/2,058,165.96 = 661,753.60/x
  3. Step 3: Cross multiply
    1,371,226.12x = 2,058,165.96 × 661,753.60
  4. Step 4: Simplify right side
    1,371,226.12x = 1,361,998,733,427.46
  5. Step 5: Solve for x
    x = 1,361,998,733,427.46/1,371,226.12
  6. Step 6: Final answer
    x = 993,270.70

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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.