Home / 1,120,882.32-1,546,851.84-637,517.16

Finding the Fourth Proportional to 1,120,882.32, 1,546,851.84 and 637,517.16

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Solution

The fourth proportional to 1,120,882.32, 1,546,851.84 and 637,517.16 is: 879,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,882.32 : 1,546,851.84 = 637,517.16 : x
  2. Step 2: Convert to fraction form
    1,120,882.32/1,546,851.84 = 637,517.16/x
  3. Step 3: Cross multiply
    1,120,882.32x = 1,546,851.84 × 637,517.16
  4. Step 4: Simplify right side
    1,120,882.32x = 986,144,591,977.58
  5. Step 5: Solve for x
    x = 986,144,591,977.58/1,120,882.32
  6. Step 6: Final answer
    x = 879,793.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.