Home / 1,023,979.40-1,532,469.90-898,008.20

Finding the Fourth Proportional to 1,023,979.40, 1,532,469.90 and 898,008.20

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Solution

The fourth proportional to 1,023,979.40, 1,532,469.90 and 898,008.20 is: 1,343,943.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,979.40 : 1,532,469.90 = 898,008.20 : x
  2. Step 2: Convert to fraction form
    1,023,979.40/1,532,469.90 = 898,008.20/x
  3. Step 3: Cross multiply
    1,023,979.40x = 1,532,469.90 × 898,008.20
  4. Step 4: Simplify right side
    1,023,979.40x = 1,376,170,536,453.18
  5. Step 5: Solve for x
    x = 1,376,170,536,453.18/1,023,979.40
  6. Step 6: Final answer
    x = 1,343,943.58

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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.