Home / 2,228,025.88-3,074,673.06-1,209,430.66

Finding the Fourth Proportional to 2,228,025.88, 3,074,673.06 and 1,209,430.66

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Solution

The fourth proportional to 2,228,025.88, 3,074,673.06 and 1,209,430.66 is: 1,669,012.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,025.88 : 3,074,673.06 = 1,209,430.66 : x
  2. Step 2: Convert to fraction form
    2,228,025.88/3,074,673.06 = 1,209,430.66/x
  3. Step 3: Cross multiply
    2,228,025.88x = 3,074,673.06 × 1,209,430.66
  4. Step 4: Simplify right side
    2,228,025.88x = 3,718,603,868,240.02
  5. Step 5: Solve for x
    x = 3,718,603,868,240.02/2,228,025.88
  6. Step 6: Final answer
    x = 1,669,012.87

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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.