Home / 1,502,654.75-2,254,113.36-380,723.75

Finding the Fourth Proportional to 1,502,654.75, 2,254,113.36 and 380,723.75

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Solution

The fourth proportional to 1,502,654.75, 2,254,113.36 and 380,723.75 is: 571,118.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,654.75 : 2,254,113.36 = 380,723.75 : x
  2. Step 2: Convert to fraction form
    1,502,654.75/2,254,113.36 = 380,723.75/x
  3. Step 3: Cross multiply
    1,502,654.75x = 2,254,113.36 × 380,723.75
  4. Step 4: Simplify right side
    1,502,654.75x = 858,194,491,344.30
  5. Step 5: Solve for x
    x = 858,194,491,344.30/1,502,654.75
  6. Step 6: Final answer
    x = 571,118.88

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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.