Home / 1,467,207.90-2,201,200.65-520,479.90

Finding the Fourth Proportional to 1,467,207.90, 2,201,200.65 and 520,479.90

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Solution

The fourth proportional to 1,467,207.90, 2,201,200.65 and 520,479.90 is: 780,857.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,207.90 : 2,201,200.65 = 520,479.90 : x
  2. Step 2: Convert to fraction form
    1,467,207.90/2,201,200.65 = 520,479.90/x
  3. Step 3: Cross multiply
    1,467,207.90x = 2,201,200.65 × 520,479.90
  4. Step 4: Simplify right side
    1,467,207.90x = 1,145,680,694,191.94
  5. Step 5: Solve for x
    x = 1,145,680,694,191.94/1,467,207.90
  6. Step 6: Final answer
    x = 780,857.77

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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.