Home / 1,947,886.35-2,921,829.48-527,942.40

Finding the Fourth Proportional to 1,947,886.35, 2,921,829.48 and 527,942.40

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Solution

The fourth proportional to 1,947,886.35, 2,921,829.48 and 527,942.40 is: 791,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,886.35 : 2,921,829.48 = 527,942.40 : x
  2. Step 2: Convert to fraction form
    1,947,886.35/2,921,829.48 = 527,942.40/x
  3. Step 3: Cross multiply
    1,947,886.35x = 2,921,829.48 × 527,942.40
  4. Step 4: Simplify right side
    1,947,886.35x = 1,542,557,668,061.95
  5. Step 5: Solve for x
    x = 1,542,557,668,061.95/1,947,886.35
  6. Step 6: Final answer
    x = 791,913.59

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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.