Home / 3,440,520.42-4,747,950.51-1,891,862.34

Finding the Fourth Proportional to 3,440,520.42, 4,747,950.51 and 1,891,862.34

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Solution

The fourth proportional to 3,440,520.42, 4,747,950.51 and 1,891,862.34 is: 2,610,787.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,520.42 : 4,747,950.51 = 1,891,862.34 : x
  2. Step 2: Convert to fraction form
    3,440,520.42/4,747,950.51 = 1,891,862.34/x
  3. Step 3: Cross multiply
    3,440,520.42x = 4,747,950.51 × 1,891,862.34
  4. Step 4: Simplify right side
    3,440,520.42x = 8,982,468,762,052.79
  5. Step 5: Solve for x
    x = 8,982,468,762,052.79/3,440,520.42
  6. Step 6: Final answer
    x = 2,610,787.81

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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.