Home / 1,003,691.78-1,505,539.80-705,506.64

Finding the Fourth Proportional to 1,003,691.78, 1,505,539.80 and 705,506.64

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Solution

The fourth proportional to 1,003,691.78, 1,505,539.80 and 705,506.64 is: 1,058,261.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,691.78 : 1,505,539.80 = 705,506.64 : x
  2. Step 2: Convert to fraction form
    1,003,691.78/1,505,539.80 = 705,506.64/x
  3. Step 3: Cross multiply
    1,003,691.78x = 1,505,539.80 × 705,506.64
  4. Step 4: Simplify right side
    1,003,691.78x = 1,062,168,325,684.27
  5. Step 5: Solve for x
    x = 1,062,168,325,684.27/1,003,691.78
  6. Step 6: Final answer
    x = 1,058,261.46

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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.