Home / 1,691,800.09-2,334,831.75-928,001.27

Finding the Fourth Proportional to 1,691,800.09, 2,334,831.75 and 928,001.27

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Solution

The fourth proportional to 1,691,800.09, 2,334,831.75 and 928,001.27 is: 1,280,722.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,800.09 : 2,334,831.75 = 928,001.27 : x
  2. Step 2: Convert to fraction form
    1,691,800.09/2,334,831.75 = 928,001.27/x
  3. Step 3: Cross multiply
    1,691,800.09x = 2,334,831.75 × 928,001.27
  4. Step 4: Simplify right side
    1,691,800.09x = 2,166,726,835,073.40
  5. Step 5: Solve for x
    x = 2,166,726,835,073.40/1,691,800.09
  6. Step 6: Final answer
    x = 1,280,722.73

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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.