Home / 1,474,298.75-2,035,160.03-991,144.15

Finding the Fourth Proportional to 1,474,298.75, 2,035,160.03 and 991,144.15

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Solution

The fourth proportional to 1,474,298.75, 2,035,160.03 and 991,144.15 is: 1,368,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,298.75 : 2,035,160.03 = 991,144.15 : x
  2. Step 2: Convert to fraction form
    1,474,298.75/2,035,160.03 = 991,144.15/x
  3. Step 3: Cross multiply
    1,474,298.75x = 2,035,160.03 × 991,144.15
  4. Step 4: Simplify right side
    1,474,298.75x = 2,017,136,955,438.28
  5. Step 5: Solve for x
    x = 2,017,136,955,438.28/1,474,298.75
  6. Step 6: Final answer
    x = 1,368,200.95

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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.