Home / 1,945,279.60-2,917,228.20-880,831.60

Finding the Fourth Proportional to 1,945,279.60, 2,917,228.20 and 880,831.60

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Solution

The fourth proportional to 1,945,279.60, 2,917,228.20 and 880,831.60 is: 1,320,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,279.60 : 2,917,228.20 = 880,831.60 : x
  2. Step 2: Convert to fraction form
    1,945,279.60/2,917,228.20 = 880,831.60/x
  3. Step 3: Cross multiply
    1,945,279.60x = 2,917,228.20 × 880,831.60
  4. Step 4: Simplify right side
    1,945,279.60x = 2,569,586,782,971.12
  5. Step 5: Solve for x
    x = 2,569,586,782,971.12/1,945,279.60
  6. Step 6: Final answer
    x = 1,320,934.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.