Home / 4,138,557.18-6,206,025.69-2,087,955.78

Finding the Fourth Proportional to 4,138,557.18, 6,206,025.69 and 2,087,955.78

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Solution

The fourth proportional to 4,138,557.18, 6,206,025.69 and 2,087,955.78 is: 3,131,020.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,557.18 : 6,206,025.69 = 2,087,955.78 : x
  2. Step 2: Convert to fraction form
    4,138,557.18/6,206,025.69 = 2,087,955.78/x
  3. Step 3: Cross multiply
    4,138,557.18x = 6,206,025.69 × 2,087,955.78
  4. Step 4: Simplify right side
    4,138,557.18x = 12,957,907,210,263.99
  5. Step 5: Solve for x
    x = 12,957,907,210,263.99/4,138,557.18
  6. Step 6: Final answer
    x = 3,131,020.46

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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.