Home / 5,177,641.86-7,145,153.64-2,885,753.34

Finding the Fourth Proportional to 5,177,641.86, 7,145,153.64 and 2,885,753.34

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Solution

The fourth proportional to 5,177,641.86, 7,145,153.64 and 2,885,753.34 is: 3,982,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,641.86 : 7,145,153.64 = 2,885,753.34 : x
  2. Step 2: Convert to fraction form
    5,177,641.86/7,145,153.64 = 2,885,753.34/x
  3. Step 3: Cross multiply
    5,177,641.86x = 7,145,153.64 × 2,885,753.34
  4. Step 4: Simplify right side
    5,177,641.86x = 20,619,150,981,443.16
  5. Step 5: Solve for x
    x = 20,619,150,981,443.16/5,177,641.86
  6. Step 6: Final answer
    x = 3,982,344.00

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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.