Home / 1,947,713.10-2,921,569.80-527,769.21

Finding the Fourth Proportional to 1,947,713.10, 2,921,569.80 and 527,769.21

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Solution

The fourth proportional to 1,947,713.10, 2,921,569.80 and 527,769.21 is: 791,653.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,713.10 : 2,921,569.80 = 527,769.21 : x
  2. Step 2: Convert to fraction form
    1,947,713.10/2,921,569.80 = 527,769.21/x
  3. Step 3: Cross multiply
    1,947,713.10x = 2,921,569.80 × 527,769.21
  4. Step 4: Simplify right side
    1,947,713.10x = 1,541,914,585,305.86
  5. Step 5: Solve for x
    x = 1,541,914,585,305.86/1,947,713.10
  6. Step 6: Final answer
    x = 791,653.86

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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.