Home / 1,426,211.43-2,138,865.48-466,445.28

Finding the Fourth Proportional to 1,426,211.43, 2,138,865.48 and 466,445.28

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Solution

The fourth proportional to 1,426,211.43, 2,138,865.48 and 466,445.28 is: 699,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,211.43 : 2,138,865.48 = 466,445.28 : x
  2. Step 2: Convert to fraction form
    1,426,211.43/2,138,865.48 = 466,445.28/x
  3. Step 3: Cross multiply
    1,426,211.43x = 2,138,865.48 × 466,445.28
  4. Step 4: Simplify right side
    1,426,211.43x = 997,663,707,700.94
  5. Step 5: Solve for x
    x = 997,663,707,700.94/1,426,211.43
  6. Step 6: Final answer
    x = 699,520.20

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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.