Home / 2,825,756.72-3,899,425.80-1,602,144.56

Finding the Fourth Proportional to 2,825,756.72, 3,899,425.80 and 1,602,144.56

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Solution

The fourth proportional to 2,825,756.72, 3,899,425.80 and 1,602,144.56 is: 2,210,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,756.72 : 3,899,425.80 = 1,602,144.56 : x
  2. Step 2: Convert to fraction form
    2,825,756.72/3,899,425.80 = 1,602,144.56/x
  3. Step 3: Cross multiply
    2,825,756.72x = 3,899,425.80 × 1,602,144.56
  4. Step 4: Simplify right side
    2,825,756.72x = 6,247,443,832,593.65
  5. Step 5: Solve for x
    x = 6,247,443,832,593.65/2,825,756.72
  6. Step 6: Final answer
    x = 2,210,892.32

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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.