Home / 2,219,881.15-3,328,473.34-870,427.00

Finding the Fourth Proportional to 2,219,881.15, 3,328,473.34 and 870,427.00

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Solution

The fourth proportional to 2,219,881.15, 3,328,473.34 and 870,427.00 is: 1,305,111.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,881.15 : 3,328,473.34 = 870,427.00 : x
  2. Step 2: Convert to fraction form
    2,219,881.15/3,328,473.34 = 870,427.00/x
  3. Step 3: Cross multiply
    2,219,881.15x = 3,328,473.34 × 870,427.00
  4. Step 4: Simplify right side
    2,219,881.15x = 2,897,193,053,418.93
  5. Step 5: Solve for x
    x = 2,897,193,053,418.93/2,219,881.15
  6. Step 6: Final answer
    x = 1,305,111.79

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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.