Home / 2,777,878.31-4,187,638.22-2,592,704.34

Finding the Fourth Proportional to 2,777,878.31, 4,187,638.22 and 2,592,704.34

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Solution

The fourth proportional to 2,777,878.31, 4,187,638.22 and 2,592,704.34 is: 3,908,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,878.31 : 4,187,638.22 = 2,592,704.34 : x
  2. Step 2: Convert to fraction form
    2,777,878.31/4,187,638.22 = 2,592,704.34/x
  3. Step 3: Cross multiply
    2,777,878.31x = 4,187,638.22 × 2,592,704.34
  4. Step 4: Simplify right side
    2,777,878.31x = 10,857,307,787,343.88
  5. Step 5: Solve for x
    x = 10,857,307,787,343.88/2,777,878.31
  6. Step 6: Final answer
    x = 3,908,489.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.