Home / 1,947,891-2,921,836.53-527,947.08

Finding the Fourth Proportional to 1,947,891, 2,921,836.53 and 527,947.08

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Solution

The fourth proportional to 1,947,891, 2,921,836.53 and 527,947.08 is: 791,920.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,891 : 2,921,836.53 = 527,947.08 : x
  2. Step 2: Convert to fraction form
    1,947,891/2,921,836.53 = 527,947.08/x
  3. Step 3: Cross multiply
    1,947,891x = 2,921,836.53 × 527,947.08
  4. Step 4: Simplify right side
    1,947,891x = 1,542,575,047,001.91
  5. Step 5: Solve for x
    x = 1,542,575,047,001.91/1,947,891
  6. Step 6: Final answer
    x = 791,920.62

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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.