Home / 2,215,754.17-3,060,263-1,489,340.75

Finding the Fourth Proportional to 2,215,754.17, 3,060,263 and 1,489,340.75

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Solution

The fourth proportional to 2,215,754.17, 3,060,263 and 1,489,340.75 is: 2,056,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,754.17 : 3,060,263 = 1,489,340.75 : x
  2. Step 2: Convert to fraction form
    2,215,754.17/3,060,263 = 1,489,340.75/x
  3. Step 3: Cross multiply
    2,215,754.17x = 3,060,263 × 1,489,340.75
  4. Step 4: Simplify right side
    2,215,754.17x = 4,557,774,391,617.25
  5. Step 5: Solve for x
    x = 4,557,774,391,617.25/2,215,754.17
  6. Step 6: Final answer
    x = 2,056,985.59

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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.