Home / 1,246,106.70-1,719,626.22-673,146.72

Finding the Fourth Proportional to 1,246,106.70, 1,719,626.22 and 673,146.72

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Solution

The fourth proportional to 1,246,106.70, 1,719,626.22 and 673,146.72 is: 928,941.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,106.70 : 1,719,626.22 = 673,146.72 : x
  2. Step 2: Convert to fraction form
    1,246,106.70/1,719,626.22 = 673,146.72/x
  3. Step 3: Cross multiply
    1,246,106.70x = 1,719,626.22 × 673,146.72
  4. Step 4: Simplify right side
    1,246,106.70x = 1,157,560,749,619.00
  5. Step 5: Solve for x
    x = 1,157,560,749,619.00/1,246,106.70
  6. Step 6: Final answer
    x = 928,941.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.