Home / 3,649,374.80-5,474,062.20-2,156,382.80

Finding the Fourth Proportional to 3,649,374.80, 5,474,062.20 and 2,156,382.80

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Solution

The fourth proportional to 3,649,374.80, 5,474,062.20 and 2,156,382.80 is: 3,234,574.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,374.80 : 5,474,062.20 = 2,156,382.80 : x
  2. Step 2: Convert to fraction form
    3,649,374.80/5,474,062.20 = 2,156,382.80/x
  3. Step 3: Cross multiply
    3,649,374.80x = 5,474,062.20 × 2,156,382.80
  4. Step 4: Simplify right side
    3,649,374.80x = 11,804,173,574,210.16
  5. Step 5: Solve for x
    x = 11,804,173,574,210.16/3,649,374.80
  6. Step 6: Final answer
    x = 3,234,574.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.