Home / 2,938,560.19-4,540,821.47

Finding the Third Proportional to 2,938,560.19 and 4,540,821.47

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Solution

The third proportional to 2,938,560.19 and 4,540,821.47 is: 7,016,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,560.19 : 4,540,821.47 = 4,540,821.47 : x
  2. Step 2: Convert to fraction form
    2,938,560.19/4,540,821.47 = 4,540,821.47/x
  3. Step 3: Cross multiply
    2,938,560.19x = 4,540,821.47 × 4,540,821.47
  4. Step 4: Simplify right side
    2,938,560.19x = 20,619,059,611,060.91
  5. Step 5: Solve for x
    x = 20,619,059,611,060.91/2,938,560.19
  6. Step 6: Final answer
    x = 7,016,721.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.