Home / 3,895,999.32-5,376,470.40-2,177,119.92

Finding the Fourth Proportional to 3,895,999.32, 5,376,470.40 and 2,177,119.92

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Solution

The fourth proportional to 3,895,999.32, 5,376,470.40 and 2,177,119.92 is: 3,004,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,999.32 : 5,376,470.40 = 2,177,119.92 : x
  2. Step 2: Convert to fraction form
    3,895,999.32/5,376,470.40 = 2,177,119.92/x
  3. Step 3: Cross multiply
    3,895,999.32x = 5,376,470.40 × 2,177,119.92
  4. Step 4: Simplify right side
    3,895,999.32x = 11,705,220,807,130.37
  5. Step 5: Solve for x
    x = 11,705,220,807,130.37/3,895,999.32
  6. Step 6: Final answer
    x = 3,004,420.65

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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.