Home / 1,232,078.26-1,701,932.16-928,449.76

Finding the Fourth Proportional to 1,232,078.26, 1,701,932.16 and 928,449.76

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Solution

The fourth proportional to 1,232,078.26, 1,701,932.16 and 928,449.76 is: 1,282,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,078.26 : 1,701,932.16 = 928,449.76 : x
  2. Step 2: Convert to fraction form
    1,232,078.26/1,701,932.16 = 928,449.76/x
  3. Step 3: Cross multiply
    1,232,078.26x = 1,701,932.16 × 928,449.76
  4. Step 4: Simplify right side
    1,232,078.26x = 1,580,158,505,488.28
  5. Step 5: Solve for x
    x = 1,580,158,505,488.28/1,232,078.26
  6. Step 6: Final answer
    x = 1,282,514.72

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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.