Home / 1,071,178.92-1,478,226.24-587,747.16

Finding the Fourth Proportional to 1,071,178.92, 1,478,226.24 and 587,747.16

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Solution

The fourth proportional to 1,071,178.92, 1,478,226.24 and 587,747.16 is: 811,090.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,178.92 : 1,478,226.24 = 587,747.16 : x
  2. Step 2: Convert to fraction form
    1,071,178.92/1,478,226.24 = 587,747.16/x
  3. Step 3: Cross multiply
    1,071,178.92x = 1,478,226.24 × 587,747.16
  4. Step 4: Simplify right side
    1,071,178.92x = 868,823,274,397.48
  5. Step 5: Solve for x
    x = 868,823,274,397.48/1,071,178.92
  6. Step 6: Final answer
    x = 811,090.71

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Double scale
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1.5x scale

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.