Home / 1,468,281.70-2,202,422.55-521,748.10

Finding the Fourth Proportional to 1,468,281.70, 2,202,422.55 and 521,748.10

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Solution

The fourth proportional to 1,468,281.70, 2,202,422.55 and 521,748.10 is: 782,622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,281.70 : 2,202,422.55 = 521,748.10 : x
  2. Step 2: Convert to fraction form
    1,468,281.70/2,202,422.55 = 521,748.10/x
  3. Step 3: Cross multiply
    1,468,281.70x = 2,202,422.55 × 521,748.10
  4. Step 4: Simplify right side
    1,468,281.70x = 1,149,109,780,859.65
  5. Step 5: Solve for x
    x = 1,149,109,780,859.65/1,468,281.70
  6. Step 6: Final answer
    x = 782,622.15

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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.