Home / 1,273,091.66-1,756,831.45-700,131.83

Finding the Fourth Proportional to 1,273,091.66, 1,756,831.45 and 700,131.83

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Solution

The fourth proportional to 1,273,091.66, 1,756,831.45 and 700,131.83 is: 966,162.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,091.66 : 1,756,831.45 = 700,131.83 : x
  2. Step 2: Convert to fraction form
    1,273,091.66/1,756,831.45 = 700,131.83/x
  3. Step 3: Cross multiply
    1,273,091.66x = 1,756,831.45 × 700,131.83
  4. Step 4: Simplify right side
    1,273,091.66x = 1,230,013,615,778.52
  5. Step 5: Solve for x
    x = 1,230,013,615,778.52/1,273,091.66
  6. Step 6: Final answer
    x = 966,162.66

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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.