Home / 1,781,355.32-2,672,010.22-433,520.24

Finding the Fourth Proportional to 1,781,355.32, 2,672,010.22 and 433,520.24

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Solution

The fourth proportional to 1,781,355.32, 2,672,010.22 and 433,520.24 is: 650,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,355.32 : 2,672,010.22 = 433,520.24 : x
  2. Step 2: Convert to fraction form
    1,781,355.32/2,672,010.22 = 433,520.24/x
  3. Step 3: Cross multiply
    1,781,355.32x = 2,672,010.22 × 433,520.24
  4. Step 4: Simplify right side
    1,781,355.32x = 1,158,370,511,856.85
  5. Step 5: Solve for x
    x = 1,158,370,511,856.85/1,781,355.32
  6. Step 6: Final answer
    x = 650,274.82

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Double scale
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1.5x scale

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.