Home / 5,177,791-7,145,384.34-2,886,096.52

Finding the Fourth Proportional to 5,177,791, 7,145,384.34 and 2,886,096.52

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Solution

The fourth proportional to 5,177,791, 7,145,384.34 and 2,886,096.52 is: 3,982,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,791 : 7,145,384.34 = 2,886,096.52 : x
  2. Step 2: Convert to fraction form
    5,177,791/7,145,384.34 = 2,886,096.52/x
  3. Step 3: Cross multiply
    5,177,791x = 7,145,384.34 × 2,886,096.52
  4. Step 4: Simplify right side
    5,177,791x = 20,622,268,877,736.50
  5. Step 5: Solve for x
    x = 20,622,268,877,736.50/5,177,791
  6. Step 6: Final answer
    x = 3,982,831.46

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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.