Home / 1,162,204.92-1,603,884.06-645,969.24

Finding the Fourth Proportional to 1,162,204.92, 1,603,884.06 and 645,969.24

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Solution

The fourth proportional to 1,162,204.92, 1,603,884.06 and 645,969.24 is: 891,460.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,204.92 : 1,603,884.06 = 645,969.24 : x
  2. Step 2: Convert to fraction form
    1,162,204.92/1,603,884.06 = 645,969.24/x
  3. Step 3: Cross multiply
    1,162,204.92x = 1,603,884.06 × 645,969.24
  4. Step 4: Simplify right side
    1,162,204.92x = 1,036,059,767,286.31
  5. Step 5: Solve for x
    x = 1,036,059,767,286.31/1,162,204.92
  6. Step 6: Final answer
    x = 891,460.49

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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.