Home / 2,947,474.10-4,067,472.57-1,658,311.40

Finding the Fourth Proportional to 2,947,474.10, 4,067,472.57 and 1,658,311.40

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Solution

The fourth proportional to 2,947,474.10, 4,067,472.57 and 1,658,311.40 is: 2,288,446.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,474.10 : 4,067,472.57 = 1,658,311.40 : x
  2. Step 2: Convert to fraction form
    2,947,474.10/4,067,472.57 = 1,658,311.40/x
  3. Step 3: Cross multiply
    2,947,474.10x = 4,067,472.57 × 1,658,311.40
  4. Step 4: Simplify right side
    2,947,474.10x = 6,745,136,132,018.30
  5. Step 5: Solve for x
    x = 6,745,136,132,018.30/2,947,474.10
  6. Step 6: Final answer
    x = 2,288,446.28

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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.