Home / 2,230,426.74-3,077,950.95-1,211,824.20

Finding the Fourth Proportional to 2,230,426.74, 3,077,950.95 and 1,211,824.20

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Solution

The fourth proportional to 2,230,426.74, 3,077,950.95 and 1,211,824.20 is: 1,672,296.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,426.74 : 3,077,950.95 = 1,211,824.20 : x
  2. Step 2: Convert to fraction form
    2,230,426.74/3,077,950.95 = 1,211,824.20/x
  3. Step 3: Cross multiply
    2,230,426.74x = 3,077,950.95 × 1,211,824.20
  4. Step 4: Simplify right side
    2,230,426.74x = 3,729,935,447,622.99
  5. Step 5: Solve for x
    x = 3,729,935,447,622.99/2,230,426.74
  6. Step 6: Final answer
    x = 1,672,296.78

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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.