Home / 1,120,682.92-1,546,715.64-661,847.08

Finding the Fourth Proportional to 1,120,682.92, 1,546,715.64 and 661,847.08

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Solution

The fourth proportional to 1,120,682.92, 1,546,715.64 and 661,847.08 is: 913,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,682.92 : 1,546,715.64 = 661,847.08 : x
  2. Step 2: Convert to fraction form
    1,120,682.92/1,546,715.64 = 661,847.08/x
  3. Step 3: Cross multiply
    1,120,682.92x = 1,546,715.64 × 661,847.08
  4. Step 4: Simplify right side
    1,120,682.92x = 1,023,689,229,924.33
  5. Step 5: Solve for x
    x = 1,023,689,229,924.33/1,120,682.92
  6. Step 6: Final answer
    x = 913,451.26

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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.