Home / 1,162,195.20-1,742,947.20-451,814.40

Finding the Fourth Proportional to 1,162,195.20, 1,742,947.20 and 451,814.40

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Solution

The fourth proportional to 1,162,195.20, 1,742,947.20 and 451,814.40 is: 677,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,195.20 : 1,742,947.20 = 451,814.40 : x
  2. Step 2: Convert to fraction form
    1,162,195.20/1,742,947.20 = 451,814.40/x
  3. Step 3: Cross multiply
    1,162,195.20x = 1,742,947.20 × 451,814.40
  4. Step 4: Simplify right side
    1,162,195.20x = 787,488,643,399.68
  5. Step 5: Solve for x
    x = 787,488,643,399.68/1,162,195.20
  6. Step 6: Final answer
    x = 677,587.24

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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.