Home / 2,080,876.60-3,116,066.10-1,660,972.60

Finding the Fourth Proportional to 2,080,876.60, 3,116,066.10 and 1,660,972.60

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Solution

The fourth proportional to 2,080,876.60, 3,116,066.10 and 1,660,972.60 is: 2,487,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,876.60 : 3,116,066.10 = 1,660,972.60 : x
  2. Step 2: Convert to fraction form
    2,080,876.60/3,116,066.10 = 1,660,972.60/x
  3. Step 3: Cross multiply
    2,080,876.60x = 3,116,066.10 × 1,660,972.60
  4. Step 4: Simplify right side
    2,080,876.60x = 5,175,700,411,888.86
  5. Step 5: Solve for x
    x = 5,175,700,411,888.86/2,080,876.60
  6. Step 6: Final answer
    x = 2,487,269.27

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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.