Home / 1,274,528.71-1,911,793.13-433,080.46

Finding the Fourth Proportional to 1,274,528.71, 1,911,793.13 and 433,080.46

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Solution

The fourth proportional to 1,274,528.71, 1,911,793.13 and 433,080.46 is: 649,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,528.71 : 1,911,793.13 = 433,080.46 : x
  2. Step 2: Convert to fraction form
    1,274,528.71/1,911,793.13 = 433,080.46/x
  3. Step 3: Cross multiply
    1,274,528.71x = 1,911,793.13 × 433,080.46
  4. Step 4: Simplify right side
    1,274,528.71x = 827,960,241,695.87
  5. Step 5: Solve for x
    x = 827,960,241,695.87/1,274,528.71
  6. Step 6: Final answer
    x = 649,620.71

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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.