Home / 2,088,175.20-3,132,608.40-890,671.20

Finding the Fourth Proportional to 2,088,175.20, 3,132,608.40 and 890,671.20

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Solution

The fourth proportional to 2,088,175.20, 3,132,608.40 and 890,671.20 is: 1,336,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,175.20 : 3,132,608.40 = 890,671.20 : x
  2. Step 2: Convert to fraction form
    2,088,175.20/3,132,608.40 = 890,671.20/x
  3. Step 3: Cross multiply
    2,088,175.20x = 3,132,608.40 × 890,671.20
  4. Step 4: Simplify right side
    2,088,175.20x = 2,790,124,082,758.08
  5. Step 5: Solve for x
    x = 2,790,124,082,758.08/2,088,175.20
  6. Step 6: Final answer
    x = 1,336,154.21

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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.