Home / 3,927,169.82-5,419,526.64-2,208,275.30

Finding the Fourth Proportional to 3,927,169.82, 5,419,526.64 and 2,208,275.30

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Solution

The fourth proportional to 3,927,169.82, 5,419,526.64 and 2,208,275.30 is: 3,047,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,169.82 : 5,419,526.64 = 2,208,275.30 : x
  2. Step 2: Convert to fraction form
    3,927,169.82/5,419,526.64 = 2,208,275.30/x
  3. Step 3: Cross multiply
    3,927,169.82x = 5,419,526.64 × 2,208,275.30
  4. Step 4: Simplify right side
    3,927,169.82x = 11,967,806,816,803.99
  5. Step 5: Solve for x
    x = 11,967,806,816,803.99/3,927,169.82
  6. Step 6: Final answer
    x = 3,047,438.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.