Home / 3,281,142.30-4,921,713.45-1,840,346.70

Finding the Fourth Proportional to 3,281,142.30, 4,921,713.45 and 1,840,346.70

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Solution

The fourth proportional to 3,281,142.30, 4,921,713.45 and 1,840,346.70 is: 2,760,520.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,142.30 : 4,921,713.45 = 1,840,346.70 : x
  2. Step 2: Convert to fraction form
    3,281,142.30/4,921,713.45 = 1,840,346.70/x
  3. Step 3: Cross multiply
    3,281,142.30x = 4,921,713.45 × 1,840,346.70
  4. Step 4: Simplify right side
    3,281,142.30x = 9,057,659,106,053.12
  5. Step 5: Solve for x
    x = 9,057,659,106,053.12/3,281,142.30
  6. Step 6: Final answer
    x = 2,760,520.05

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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.