Home / 1,373,619.40-2,060,861.10-663,670.60

Finding the Fourth Proportional to 1,373,619.40, 2,060,861.10 and 663,670.60

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Solution

The fourth proportional to 1,373,619.40, 2,060,861.10 and 663,670.60 is: 995,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,619.40 : 2,060,861.10 = 663,670.60 : x
  2. Step 2: Convert to fraction form
    1,373,619.40/2,060,861.10 = 663,670.60/x
  3. Step 3: Cross multiply
    1,373,619.40x = 2,060,861.10 × 663,670.60
  4. Step 4: Simplify right side
    1,373,619.40x = 1,367,732,922,753.66
  5. Step 5: Solve for x
    x = 1,367,732,922,753.66/1,373,619.40
  6. Step 6: Final answer
    x = 995,714.62

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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.