Home / 1,246,010.20-1,869,015.30-767,713.30

Finding the Fourth Proportional to 1,246,010.20, 1,869,015.30 and 767,713.30

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Solution

The fourth proportional to 1,246,010.20, 1,869,015.30 and 767,713.30 is: 1,151,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,010.20 : 1,869,015.30 = 767,713.30 : x
  2. Step 2: Convert to fraction form
    1,246,010.20/1,869,015.30 = 767,713.30/x
  3. Step 3: Cross multiply
    1,246,010.20x = 1,869,015.30 × 767,713.30
  4. Step 4: Simplify right side
    1,246,010.20x = 1,434,867,903,713.49
  5. Step 5: Solve for x
    x = 1,434,867,903,713.49/1,246,010.20
  6. Step 6: Final answer
    x = 1,151,569.95

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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.