Home / 991,181.28-1,476,281.04-986,348.28

Finding the Fourth Proportional to 991,181.28, 1,476,281.04 and 986,348.28

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Solution

The fourth proportional to 991,181.28, 1,476,281.04 and 986,348.28 is: 1,469,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,181.28 : 1,476,281.04 = 986,348.28 : x
  2. Step 2: Convert to fraction form
    991,181.28/1,476,281.04 = 986,348.28/x
  3. Step 3: Cross multiply
    991,181.28x = 1,476,281.04 × 986,348.28
  4. Step 4: Simplify right side
    991,181.28x = 1,456,127,264,600.61
  5. Step 5: Solve for x
    x = 1,456,127,264,600.61/991,181.28
  6. Step 6: Final answer
    x = 1,469,082.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.