Home / 1,011,719.13-1,518,629.82-677,098.11

Finding the Fourth Proportional to 1,011,719.13, 1,518,629.82 and 677,098.11

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Solution

The fourth proportional to 1,011,719.13, 1,518,629.82 and 677,098.11 is: 1,016,350.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,719.13 : 1,518,629.82 = 677,098.11 : x
  2. Step 2: Convert to fraction form
    1,011,719.13/1,518,629.82 = 677,098.11/x
  3. Step 3: Cross multiply
    1,011,719.13x = 1,518,629.82 × 677,098.11
  4. Step 4: Simplify right side
    1,011,719.13x = 1,028,261,380,911.64
  5. Step 5: Solve for x
    x = 1,028,261,380,911.64/1,011,719.13
  6. Step 6: Final answer
    x = 1,016,350.64

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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.