Home / 2,229,421.20-3,344,131.80-1,557,574.80

Finding the Fourth Proportional to 2,229,421.20, 3,344,131.80 and 1,557,574.80

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Solution

The fourth proportional to 2,229,421.20, 3,344,131.80 and 1,557,574.80 is: 2,336,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,421.20 : 3,344,131.80 = 1,557,574.80 : x
  2. Step 2: Convert to fraction form
    2,229,421.20/3,344,131.80 = 1,557,574.80/x
  3. Step 3: Cross multiply
    2,229,421.20x = 3,344,131.80 × 1,557,574.80
  4. Step 4: Simplify right side
    2,229,421.20x = 5,208,735,419,558.64
  5. Step 5: Solve for x
    x = 5,208,735,419,558.64/2,229,421.20
  6. Step 6: Final answer
    x = 2,336,362.20

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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.