Home / 1,261,290.05-1,741,572.02-1,015,494.03

Finding the Fourth Proportional to 1,261,290.05, 1,741,572.02 and 1,015,494.03

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Solution

The fourth proportional to 1,261,290.05, 1,741,572.02 and 1,015,494.03 is: 1,402,180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,290.05 : 1,741,572.02 = 1,015,494.03 : x
  2. Step 2: Convert to fraction form
    1,261,290.05/1,741,572.02 = 1,015,494.03/x
  3. Step 3: Cross multiply
    1,261,290.05x = 1,741,572.02 × 1,015,494.03
  4. Step 4: Simplify right side
    1,261,290.05x = 1,768,555,979,693.64
  5. Step 5: Solve for x
    x = 1,768,555,979,693.64/1,261,290.05
  6. Step 6: Final answer
    x = 1,402,180.24

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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.