Home / 2,591,552.66-3,888,451.63-1,392,075.38

Finding the Fourth Proportional to 2,591,552.66, 3,888,451.63 and 1,392,075.38

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Solution

The fourth proportional to 2,591,552.66, 3,888,451.63 and 1,392,075.38 is: 2,088,716.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,552.66 : 3,888,451.63 = 1,392,075.38 : x
  2. Step 2: Convert to fraction form
    2,591,552.66/3,888,451.63 = 1,392,075.38/x
  3. Step 3: Cross multiply
    2,591,552.66x = 3,888,451.63 × 1,392,075.38
  4. Step 4: Simplify right side
    2,591,552.66x = 5,413,017,780,443.87
  5. Step 5: Solve for x
    x = 5,413,017,780,443.87/2,591,552.66
  6. Step 6: Final answer
    x = 2,088,716.11

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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.