Home / 2,777,878.90-4,187,639.12-2,592,704.94

Finding the Fourth Proportional to 2,777,878.90, 4,187,639.12 and 2,592,704.94

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Solution

The fourth proportional to 2,777,878.90, 4,187,639.12 and 2,592,704.94 is: 3,908,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,878.90 : 4,187,639.12 = 2,592,704.94 : x
  2. Step 2: Convert to fraction form
    2,777,878.90/4,187,639.12 = 2,592,704.94/x
  3. Step 3: Cross multiply
    2,777,878.90x = 4,187,639.12 × 2,592,704.94
  4. Step 4: Simplify right side
    2,777,878.90x = 10,857,312,633,361.25
  5. Step 5: Solve for x
    x = 10,857,312,633,361.25/2,777,878.90
  6. Step 6: Final answer
    x = 3,908,490.26

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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.