Home / 2,154,203.60-3,231,305.40-1,482,357.20

Finding the Fourth Proportional to 2,154,203.60, 3,231,305.40 and 1,482,357.20

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Solution

The fourth proportional to 2,154,203.60, 3,231,305.40 and 1,482,357.20 is: 2,223,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,203.60 : 3,231,305.40 = 1,482,357.20 : x
  2. Step 2: Convert to fraction form
    2,154,203.60/3,231,305.40 = 1,482,357.20/x
  3. Step 3: Cross multiply
    2,154,203.60x = 3,231,305.40 × 1,482,357.20
  4. Step 4: Simplify right side
    2,154,203.60x = 4,789,948,825,088.88
  5. Step 5: Solve for x
    x = 4,789,948,825,088.88/2,154,203.60
  6. Step 6: Final answer
    x = 2,223,535.80

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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.