Home / 1,426,278.72-2,138,965.97-466,512.40

Finding the Fourth Proportional to 1,426,278.72, 2,138,965.97 and 466,512.40

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Solution

The fourth proportional to 1,426,278.72, 2,138,965.97 and 466,512.40 is: 699,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,278.72 : 2,138,965.97 = 466,512.40 : x
  2. Step 2: Convert to fraction form
    1,426,278.72/2,138,965.97 = 466,512.40/x
  3. Step 3: Cross multiply
    1,426,278.72x = 2,138,965.97 × 466,512.40
  4. Step 4: Simplify right side
    1,426,278.72x = 997,854,148,183.03
  5. Step 5: Solve for x
    x = 997,854,148,183.03/1,426,278.72
  6. Step 6: Final answer
    x = 699,620.72

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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.