Home / 1,778,246.11-2,667,275.07-498,942.64

Finding the Fourth Proportional to 1,778,246.11, 2,667,275.07 and 498,942.64

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Solution

The fourth proportional to 1,778,246.11, 2,667,275.07 and 498,942.64 is: 748,387.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,246.11 : 2,667,275.07 = 498,942.64 : x
  2. Step 2: Convert to fraction form
    1,778,246.11/2,667,275.07 = 498,942.64/x
  3. Step 3: Cross multiply
    1,778,246.11x = 2,667,275.07 × 498,942.64
  4. Step 4: Simplify right side
    1,778,246.11x = 1,330,817,265,031.98
  5. Step 5: Solve for x
    x = 1,330,817,265,031.98/1,778,246.11
  6. Step 6: Final answer
    x = 748,387.56

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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.