Home / 1,489,271.60-2,234,019.72-464,472.56

Finding the Fourth Proportional to 1,489,271.60, 2,234,019.72 and 464,472.56

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Solution

The fourth proportional to 1,489,271.60, 2,234,019.72 and 464,472.56 is: 696,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,271.60 : 2,234,019.72 = 464,472.56 : x
  2. Step 2: Convert to fraction form
    1,489,271.60/2,234,019.72 = 464,472.56/x
  3. Step 3: Cross multiply
    1,489,271.60x = 2,234,019.72 × 464,472.56
  4. Step 4: Simplify right side
    1,489,271.60x = 1,037,640,858,438.88
  5. Step 5: Solve for x
    x = 1,037,640,858,438.88/1,489,271.60
  6. Step 6: Final answer
    x = 696,743.87

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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.