Home / 2,528,612.00-3,792,286.60-991,919.72

Finding the Fourth Proportional to 2,528,612.00, 3,792,286.60 and 991,919.72

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Solution

The fourth proportional to 2,528,612.00, 3,792,286.60 and 991,919.72 is: 1,487,631.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,612.00 : 3,792,286.60 = 991,919.72 : x
  2. Step 2: Convert to fraction form
    2,528,612.00/3,792,286.60 = 991,919.72/x
  3. Step 3: Cross multiply
    2,528,612.00x = 3,792,286.60 × 991,919.72
  4. Step 4: Simplify right side
    2,528,612.00x = 3,761,643,869,432.67
  5. Step 5: Solve for x
    x = 3,761,643,869,432.67/2,528,612.00
  6. Step 6: Final answer
    x = 1,487,631.90

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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.