Home / 3,418,425.12-4,718,057.75-2,196,258.45

Finding the Fourth Proportional to 3,418,425.12, 4,718,057.75 and 2,196,258.45

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Solution

The fourth proportional to 3,418,425.12, 4,718,057.75 and 2,196,258.45 is: 3,031,242.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,425.12 : 4,718,057.75 = 2,196,258.45 : x
  2. Step 2: Convert to fraction form
    3,418,425.12/4,718,057.75 = 2,196,258.45/x
  3. Step 3: Cross multiply
    3,418,425.12x = 4,718,057.75 × 2,196,258.45
  4. Step 4: Simplify right side
    3,418,425.12x = 10,362,074,201,025.49
  5. Step 5: Solve for x
    x = 10,362,074,201,025.49/3,418,425.12
  6. Step 6: Final answer
    x = 3,031,242.12

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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.