Home / 2,418,721.60-3,629,464.80-923,886.40

Finding the Fourth Proportional to 2,418,721.60, 3,629,464.80 and 923,886.40

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Solution

The fourth proportional to 2,418,721.60, 3,629,464.80 and 923,886.40 is: 1,386,357.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,721.60 : 3,629,464.80 = 923,886.40 : x
  2. Step 2: Convert to fraction form
    2,418,721.60/3,629,464.80 = 923,886.40/x
  3. Step 3: Cross multiply
    2,418,721.60x = 3,629,464.80 × 923,886.40
  4. Step 4: Simplify right side
    2,418,721.60x = 3,353,213,167,998.72
  5. Step 5: Solve for x
    x = 3,353,213,167,998.72/2,418,721.60
  6. Step 6: Final answer
    x = 1,386,357.64

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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.