Home / 3,309,713.38-4,964,855.07-913,558.42

Finding the Fourth Proportional to 3,309,713.38, 4,964,855.07 and 913,558.42

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Solution

The fourth proportional to 3,309,713.38, 4,964,855.07 and 913,558.42 is: 1,370,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,713.38 : 4,964,855.07 = 913,558.42 : x
  2. Step 2: Convert to fraction form
    3,309,713.38/4,964,855.07 = 913,558.42/x
  3. Step 3: Cross multiply
    3,309,713.38x = 4,964,855.07 × 913,558.42
  4. Step 4: Simplify right side
    3,309,713.38x = 4,535,685,153,278.19
  5. Step 5: Solve for x
    x = 4,535,685,153,278.19/3,309,713.38
  6. Step 6: Final answer
    x = 1,370,416.30

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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.