Home / 1,340,829.56-2,011,239.12-542,101.52

Finding the Fourth Proportional to 1,340,829.56, 2,011,239.12 and 542,101.52

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Solution

The fourth proportional to 1,340,829.56, 2,011,239.12 and 542,101.52 is: 813,150.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,829.56 : 2,011,239.12 = 542,101.52 : x
  2. Step 2: Convert to fraction form
    1,340,829.56/2,011,239.12 = 542,101.52/x
  3. Step 3: Cross multiply
    1,340,829.56x = 2,011,239.12 × 542,101.52
  4. Step 4: Simplify right side
    1,340,829.56x = 1,090,295,784,035.46
  5. Step 5: Solve for x
    x = 1,090,295,784,035.46/1,340,829.56
  6. Step 6: Final answer
    x = 813,150.17

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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.