Home / 2,278,808.07-3,420,621.05-2,227,347.69

Finding the Fourth Proportional to 2,278,808.07, 3,420,621.05 and 2,227,347.69

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Solution

The fourth proportional to 2,278,808.07, 3,420,621.05 and 2,227,347.69 is: 3,343,376.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,808.07 : 3,420,621.05 = 2,227,347.69 : x
  2. Step 2: Convert to fraction form
    2,278,808.07/3,420,621.05 = 2,227,347.69/x
  3. Step 3: Cross multiply
    2,278,808.07x = 3,420,621.05 × 2,227,347.69
  4. Step 4: Simplify right side
    2,278,808.07x = 7,618,912,382,946.14
  5. Step 5: Solve for x
    x = 7,618,912,382,946.14/2,278,808.07
  6. Step 6: Final answer
    x = 3,343,376.08

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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.