Home / 2,219,880.40-3,328,472.22-870,426.25

Finding the Fourth Proportional to 2,219,880.40, 3,328,472.22 and 870,426.25

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Solution

The fourth proportional to 2,219,880.40, 3,328,472.22 and 870,426.25 is: 1,305,110.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,880.40 : 3,328,472.22 = 870,426.25 : x
  2. Step 2: Convert to fraction form
    2,219,880.40/3,328,472.22 = 870,426.25/x
  3. Step 3: Cross multiply
    2,219,880.40x = 3,328,472.22 × 870,426.25
  4. Step 4: Simplify right side
    2,219,880.40x = 2,897,189,581,098.50
  5. Step 5: Solve for x
    x = 2,897,189,581,098.50/2,219,880.40
  6. Step 6: Final answer
    x = 1,305,110.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.