Home / 1,997,687.26-2,996,558.55-649,856.91

Finding the Fourth Proportional to 1,997,687.26, 2,996,558.55 and 649,856.91

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Solution

The fourth proportional to 1,997,687.26, 2,996,558.55 and 649,856.91 is: 974,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,687.26 : 2,996,558.55 = 649,856.91 : x
  2. Step 2: Convert to fraction form
    1,997,687.26/2,996,558.55 = 649,856.91/x
  3. Step 3: Cross multiply
    1,997,687.26x = 2,996,558.55 × 649,856.91
  4. Step 4: Simplify right side
    1,997,687.26x = 1,947,334,279,937.08
  5. Step 5: Solve for x
    x = 1,947,334,279,937.08/1,997,687.26
  6. Step 6: Final answer
    x = 974,794.36

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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.