Home / 1,947,887.35-2,921,830.98-527,943.40

Finding the Fourth Proportional to 1,947,887.35, 2,921,830.98 and 527,943.40

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Solution

The fourth proportional to 1,947,887.35, 2,921,830.98 and 527,943.40 is: 791,915.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,887.35 : 2,921,830.98 = 527,943.40 : x
  2. Step 2: Convert to fraction form
    1,947,887.35/2,921,830.98 = 527,943.40/x
  3. Step 3: Cross multiply
    1,947,887.35x = 2,921,830.98 × 527,943.40
  4. Step 4: Simplify right side
    1,947,887.35x = 1,542,561,381,806.53
  5. Step 5: Solve for x
    x = 1,542,561,381,806.53/1,947,887.35
  6. Step 6: Final answer
    x = 791,915.09

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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.