Home / 4,155,980.45-6,237,907.28-2,561,657.45

Finding the Fourth Proportional to 4,155,980.45, 6,237,907.28 and 2,561,657.45

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Solution

The fourth proportional to 4,155,980.45, 6,237,907.28 and 2,561,657.45 is: 3,844,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,980.45 : 6,237,907.28 = 2,561,657.45 : x
  2. Step 2: Convert to fraction form
    4,155,980.45/6,237,907.28 = 2,561,657.45/x
  3. Step 3: Cross multiply
    4,155,980.45x = 6,237,907.28 × 2,561,657.45
  4. Step 4: Simplify right side
    4,155,980.45x = 15,979,381,656,221.24
  5. Step 5: Solve for x
    x = 15,979,381,656,221.24/4,155,980.45
  6. Step 6: Final answer
    x = 3,844,912.61

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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.