Home / 2,995,517.60-4,493,276.40-865,671.20

Finding the Fourth Proportional to 2,995,517.60, 4,493,276.40 and 865,671.20

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Solution

The fourth proportional to 2,995,517.60, 4,493,276.40 and 865,671.20 is: 1,298,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995,517.60 : 4,493,276.40 = 865,671.20 : x
  2. Step 2: Convert to fraction form
    2,995,517.60/4,493,276.40 = 865,671.20/x
  3. Step 3: Cross multiply
    2,995,517.60x = 4,493,276.40 × 865,671.20
  4. Step 4: Simplify right side
    2,995,517.60x = 3,889,699,973,119.68
  5. Step 5: Solve for x
    x = 3,889,699,973,119.68/2,995,517.60
  6. Step 6: Final answer
    x = 1,298,506.80

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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.