Home / 996,748.20-1,495,122.30-856,780.20

Finding the Fourth Proportional to 996,748.20, 1,495,122.30 and 856,780.20

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Solution

The fourth proportional to 996,748.20, 1,495,122.30 and 856,780.20 is: 1,285,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,748.20 : 1,495,122.30 = 856,780.20 : x
  2. Step 2: Convert to fraction form
    996,748.20/1,495,122.30 = 856,780.20/x
  3. Step 3: Cross multiply
    996,748.20x = 1,495,122.30 × 856,780.20
  4. Step 4: Simplify right side
    996,748.20x = 1,280,991,183,218.46
  5. Step 5: Solve for x
    x = 1,280,991,183,218.46/996,748.20
  6. Step 6: Final answer
    x = 1,285,170.30

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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.