Home / 3,242,215.32-4,863,421.40-1,112,268.75

Finding the Fourth Proportional to 3,242,215.32, 4,863,421.40 and 1,112,268.75

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Solution

The fourth proportional to 3,242,215.32, 4,863,421.40 and 1,112,268.75 is: 1,668,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242,215.32 : 4,863,421.40 = 1,112,268.75 : x
  2. Step 2: Convert to fraction form
    3,242,215.32/4,863,421.40 = 1,112,268.75/x
  3. Step 3: Cross multiply
    3,242,215.32x = 4,863,421.40 × 1,112,268.75
  4. Step 4: Simplify right side
    3,242,215.32x = 5,409,431,635,739.91
  5. Step 5: Solve for x
    x = 5,409,431,635,739.91/3,242,215.32
  6. Step 6: Final answer
    x = 1,668,436.89

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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.