Home / 1,418,591.40-2,127,887.10-520,031.40

Finding the Fourth Proportional to 1,418,591.40, 2,127,887.10 and 520,031.40

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Solution

The fourth proportional to 1,418,591.40, 2,127,887.10 and 520,031.40 is: 780,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,591.40 : 2,127,887.10 = 520,031.40 : x
  2. Step 2: Convert to fraction form
    1,418,591.40/2,127,887.10 = 520,031.40/x
  3. Step 3: Cross multiply
    1,418,591.40x = 2,127,887.10 × 520,031.40
  4. Step 4: Simplify right side
    1,418,591.40x = 1,106,568,107,654.94
  5. Step 5: Solve for x
    x = 1,106,568,107,654.94/1,418,591.40
  6. Step 6: Final answer
    x = 780,047.10

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Similar ratio
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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.