Home / 1,419,189.58-1,958,480.98-774,609.72

Finding the Fourth Proportional to 1,419,189.58, 1,958,480.98 and 774,609.72

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Solution

The fourth proportional to 1,419,189.58, 1,958,480.98 and 774,609.72 is: 1,068,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,189.58 : 1,958,480.98 = 774,609.72 : x
  2. Step 2: Convert to fraction form
    1,419,189.58/1,958,480.98 = 774,609.72/x
  3. Step 3: Cross multiply
    1,419,189.58x = 1,958,480.98 × 774,609.72
  4. Step 4: Simplify right side
    1,419,189.58x = 1,517,058,403,543.13
  5. Step 5: Solve for x
    x = 1,517,058,403,543.13/1,419,189.58
  6. Step 6: Final answer
    x = 1,068,961.06

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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.