Home / 2,804,158.40-3,865,205.26-2,191,246.18

Finding the Fourth Proportional to 2,804,158.40, 3,865,205.26 and 2,191,246.18

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Solution

The fourth proportional to 2,804,158.40, 3,865,205.26 and 2,191,246.18 is: 3,020,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804,158.40 : 3,865,205.26 = 2,191,246.18 : x
  2. Step 2: Convert to fraction form
    2,804,158.40/3,865,205.26 = 2,191,246.18/x
  3. Step 3: Cross multiply
    2,804,158.40x = 3,865,205.26 × 2,191,246.18
  4. Step 4: Simplify right side
    2,804,158.40x = 8,469,616,260,890.91
  5. Step 5: Solve for x
    x = 8,469,616,260,890.91/2,804,158.40
  6. Step 6: Final answer
    x = 3,020,377.26

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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.