Home / 1,661,514.66-2,292,937.47-926,485.86

Finding the Fourth Proportional to 1,661,514.66, 2,292,937.47 and 926,485.86

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Solution

The fourth proportional to 1,661,514.66, 2,292,937.47 and 926,485.86 is: 1,278,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,514.66 : 2,292,937.47 = 926,485.86 : x
  2. Step 2: Convert to fraction form
    1,661,514.66/2,292,937.47 = 926,485.86/x
  3. Step 3: Cross multiply
    1,661,514.66x = 2,292,937.47 × 926,485.86
  4. Step 4: Simplify right side
    1,661,514.66x = 2,124,374,143,819.17
  5. Step 5: Solve for x
    x = 2,124,374,143,819.17/1,661,514.66
  6. Step 6: Final answer
    x = 1,278,576.83

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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.