Home / 1,372,877.44-1,892,470.74-963,831.76

Finding the Fourth Proportional to 1,372,877.44, 1,892,470.74 and 963,831.76

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Solution

The fourth proportional to 1,372,877.44, 1,892,470.74 and 963,831.76 is: 1,328,613.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,877.44 : 1,892,470.74 = 963,831.76 : x
  2. Step 2: Convert to fraction form
    1,372,877.44/1,892,470.74 = 963,831.76/x
  3. Step 3: Cross multiply
    1,372,877.44x = 1,892,470.74 × 963,831.76
  4. Step 4: Simplify right side
    1,372,877.44x = 1,824,023,404,082.70
  5. Step 5: Solve for x
    x = 1,824,023,404,082.70/1,372,877.44
  6. Step 6: Final answer
    x = 1,328,613.43

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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.