Home / 1,340,827.56-2,011,236.12-542,099.52

Finding the Fourth Proportional to 1,340,827.56, 2,011,236.12 and 542,099.52

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Solution

The fourth proportional to 1,340,827.56, 2,011,236.12 and 542,099.52 is: 813,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,827.56 : 2,011,236.12 = 542,099.52 : x
  2. Step 2: Convert to fraction form
    1,340,827.56/2,011,236.12 = 542,099.52/x
  3. Step 3: Cross multiply
    1,340,827.56x = 2,011,236.12 × 542,099.52
  4. Step 4: Simplify right side
    1,340,827.56x = 1,090,290,135,258.66
  5. Step 5: Solve for x
    x = 1,090,290,135,258.66/1,340,827.56
  6. Step 6: Final answer
    x = 813,147.17

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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.