Home / 1,008,058.10-1,512,087.15-409,306.10

Finding the Fourth Proportional to 1,008,058.10, 1,512,087.15 and 409,306.10

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Solution

The fourth proportional to 1,008,058.10, 1,512,087.15 and 409,306.10 is: 613,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,058.10 : 1,512,087.15 = 409,306.10 : x
  2. Step 2: Convert to fraction form
    1,008,058.10/1,512,087.15 = 409,306.10/x
  3. Step 3: Cross multiply
    1,008,058.10x = 1,512,087.15 × 409,306.10
  4. Step 4: Simplify right side
    1,008,058.10x = 618,906,494,226.62
  5. Step 5: Solve for x
    x = 618,906,494,226.62/1,008,058.10
  6. Step 6: Final answer
    x = 613,959.15

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Double scale
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Similar ratio
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1.5x scale

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.