Home / 1,566,167.40-2,349,251.10-818,116.20

Finding the Fourth Proportional to 1,566,167.40, 2,349,251.10 and 818,116.20

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Solution

The fourth proportional to 1,566,167.40, 2,349,251.10 and 818,116.20 is: 1,227,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,167.40 : 2,349,251.10 = 818,116.20 : x
  2. Step 2: Convert to fraction form
    1,566,167.40/2,349,251.10 = 818,116.20/x
  3. Step 3: Cross multiply
    1,566,167.40x = 2,349,251.10 × 818,116.20
  4. Step 4: Simplify right side
    1,566,167.40x = 1,921,960,382,777.82
  5. Step 5: Solve for x
    x = 1,921,960,382,777.82/1,566,167.40
  6. Step 6: Final answer
    x = 1,227,174.30

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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.