Home / 2,217,999.90-3,325,569.07-870,298.66

Finding the Fourth Proportional to 2,217,999.90, 3,325,569.07 and 870,298.66

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Solution

The fourth proportional to 2,217,999.90, 3,325,569.07 and 870,298.66 is: 1,304,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,999.90 : 3,325,569.07 = 870,298.66 : x
  2. Step 2: Convert to fraction form
    2,217,999.90/3,325,569.07 = 870,298.66/x
  3. Step 3: Cross multiply
    2,217,999.90x = 3,325,569.07 × 870,298.66
  4. Step 4: Simplify right side
    2,217,999.90x = 2,894,238,305,358.45
  5. Step 5: Solve for x
    x = 2,894,238,305,358.45/2,217,999.90
  6. Step 6: Final answer
    x = 1,304,886.58

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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.