Home / 2,271,838.20-3,403,610.10-1,384,337.40

Finding the Fourth Proportional to 2,271,838.20, 3,403,610.10 and 1,384,337.40

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Solution

The fourth proportional to 2,271,838.20, 3,403,610.10 and 1,384,337.40 is: 2,073,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,838.20 : 3,403,610.10 = 1,384,337.40 : x
  2. Step 2: Convert to fraction form
    2,271,838.20/3,403,610.10 = 1,384,337.40/x
  3. Step 3: Cross multiply
    2,271,838.20x = 3,403,610.10 × 1,384,337.40
  4. Step 4: Simplify right side
    2,271,838.20x = 4,711,744,756,447.74
  5. Step 5: Solve for x
    x = 4,711,744,756,447.74/2,271,838.20
  6. Step 6: Final answer
    x = 2,073,979.02

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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.