Home / 1,371,232.12-2,058,174.96-661,759.60

Finding the Fourth Proportional to 1,371,232.12, 2,058,174.96 and 661,759.60

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Solution

The fourth proportional to 1,371,232.12, 2,058,174.96 and 661,759.60 is: 993,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,232.12 : 2,058,174.96 = 661,759.60 : x
  2. Step 2: Convert to fraction form
    1,371,232.12/2,058,174.96 = 661,759.60/x
  3. Step 3: Cross multiply
    1,371,232.12x = 2,058,174.96 × 661,759.60
  4. Step 4: Simplify right side
    1,371,232.12x = 1,362,017,038,259.62
  5. Step 5: Solve for x
    x = 1,362,017,038,259.62/1,371,232.12
  6. Step 6: Final answer
    x = 993,279.71

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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.