Home / 3,440,447-4,747,938.68-1,891,826.52

Finding the Fourth Proportional to 3,440,447, 4,747,938.68 and 1,891,826.52

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Solution

The fourth proportional to 3,440,447, 4,747,938.68 and 1,891,826.52 is: 2,610,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,447 : 4,747,938.68 = 1,891,826.52 : x
  2. Step 2: Convert to fraction form
    3,440,447/4,747,938.68 = 1,891,826.52/x
  3. Step 3: Cross multiply
    3,440,447x = 4,747,938.68 × 1,891,826.52
  4. Step 4: Simplify right side
    3,440,447x = 8,982,276,310,157.79
  5. Step 5: Solve for x
    x = 8,982,276,310,157.79/3,440,447
  6. Step 6: Final answer
    x = 2,610,787.58

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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.