Home / 2,225,321.07-3,070,943.07-1,206,726.63

Finding the Fourth Proportional to 2,225,321.07, 3,070,943.07 and 1,206,726.63

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Solution

The fourth proportional to 2,225,321.07, 3,070,943.07 and 1,206,726.63 is: 1,665,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,321.07 : 3,070,943.07 = 1,206,726.63 : x
  2. Step 2: Convert to fraction form
    2,225,321.07/3,070,943.07 = 1,206,726.63/x
  3. Step 3: Cross multiply
    2,225,321.07x = 3,070,943.07 × 1,206,726.63
  4. Step 4: Simplify right side
    2,225,321.07x = 3,705,788,781,782.95
  5. Step 5: Solve for x
    x = 3,705,788,781,782.95/2,225,321.07
  6. Step 6: Final answer
    x = 1,665,282.75

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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.