Home / 4,020,719.09-5,548,635.20-2,185,177.48

Finding the Fourth Proportional to 4,020,719.09, 5,548,635.20 and 2,185,177.48

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Solution

The fourth proportional to 4,020,719.09, 5,548,635.20 and 2,185,177.48 is: 3,015,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,719.09 : 5,548,635.20 = 2,185,177.48 : x
  2. Step 2: Convert to fraction form
    4,020,719.09/5,548,635.20 = 2,185,177.48/x
  3. Step 3: Cross multiply
    4,020,719.09x = 5,548,635.20 × 2,185,177.48
  4. Step 4: Simplify right side
    4,020,719.09x = 12,124,752,675,366.65
  5. Step 5: Solve for x
    x = 12,124,752,675,366.65/4,020,719.09
  6. Step 6: Final answer
    x = 3,015,568.22

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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.