Home / 1,107,122.40-1,659,371.40-574,369.20

Finding the Fourth Proportional to 1,107,122.40, 1,659,371.40 and 574,369.20

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Solution

The fourth proportional to 1,107,122.40, 1,659,371.40 and 574,369.20 is: 860,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,122.40 : 1,659,371.40 = 574,369.20 : x
  2. Step 2: Convert to fraction form
    1,107,122.40/1,659,371.40 = 574,369.20/x
  3. Step 3: Cross multiply
    1,107,122.40x = 1,659,371.40 × 574,369.20
  4. Step 4: Simplify right side
    1,107,122.40x = 953,091,823,520.88
  5. Step 5: Solve for x
    x = 953,091,823,520.88/1,107,122.40
  6. Step 6: Final answer
    x = 860,873.04

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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.