Home / 2,689,519.86-3,711,489.12-1,465,818.30

Finding the Fourth Proportional to 2,689,519.86, 3,711,489.12 and 1,465,818.30

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Solution

The fourth proportional to 2,689,519.86, 3,711,489.12 and 1,465,818.30 is: 2,022,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,519.86 : 3,711,489.12 = 1,465,818.30 : x
  2. Step 2: Convert to fraction form
    2,689,519.86/3,711,489.12 = 1,465,818.30/x
  3. Step 3: Cross multiply
    2,689,519.86x = 3,711,489.12 × 1,465,818.30
  4. Step 4: Simplify right side
    2,689,519.86x = 5,440,368,672,346.90
  5. Step 5: Solve for x
    x = 5,440,368,672,346.90/2,689,519.86
  6. Step 6: Final answer
    x = 2,022,802.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.