Home / 1,542,322.26-2,309,459.31-1,241,157.78

Finding the Fourth Proportional to 1,542,322.26, 2,309,459.31 and 1,241,157.78

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Solution

The fourth proportional to 1,542,322.26, 2,309,459.31 and 1,241,157.78 is: 1,858,498.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,322.26 : 2,309,459.31 = 1,241,157.78 : x
  2. Step 2: Convert to fraction form
    1,542,322.26/2,309,459.31 = 1,241,157.78/x
  3. Step 3: Cross multiply
    1,542,322.26x = 2,309,459.31 × 1,241,157.78
  4. Step 4: Simplify right side
    1,542,322.26x = 2,866,403,390,199.93
  5. Step 5: Solve for x
    x = 2,866,403,390,199.93/1,542,322.26
  6. Step 6: Final answer
    x = 1,858,498.36

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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.