Home / 2,237,406.03-3,087,604.17-1,218,810.78

Finding the Fourth Proportional to 2,237,406.03, 3,087,604.17 and 1,218,810.78

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Solution

The fourth proportional to 2,237,406.03, 3,087,604.17 and 1,218,810.78 is: 1,681,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237,406.03 : 3,087,604.17 = 1,218,810.78 : x
  2. Step 2: Convert to fraction form
    2,237,406.03/3,087,604.17 = 1,218,810.78/x
  3. Step 3: Cross multiply
    2,237,406.03x = 3,087,604.17 × 1,218,810.78
  4. Step 4: Simplify right side
    2,237,406.03x = 3,763,205,246,768.95
  5. Step 5: Solve for x
    x = 3,763,205,246,768.95/2,237,406.03
  6. Step 6: Final answer
    x = 1,681,950.08

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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.