Home / 4,182,832-5,772,313.28-2,275,120

Finding the Fourth Proportional to 4,182,832, 5,772,313.28 and 2,275,120

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Solution

The fourth proportional to 4,182,832, 5,772,313.28 and 2,275,120 is: 3,139,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182,832 : 5,772,313.28 = 2,275,120 : x
  2. Step 2: Convert to fraction form
    4,182,832/5,772,313.28 = 2,275,120/x
  3. Step 3: Cross multiply
    4,182,832x = 5,772,313.28 × 2,275,120
  4. Step 4: Simplify right side
    4,182,832x = 13,132,705,389,593.60
  5. Step 5: Solve for x
    x = 13,132,705,389,593.60/4,182,832
  6. Step 6: Final answer
    x = 3,139,668.38

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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.