Home / 1,354,930.32-2,033,513.58-681,203.10

Finding the Fourth Proportional to 1,354,930.32, 2,033,513.58 and 681,203.10

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Solution

The fourth proportional to 1,354,930.32, 2,033,513.58 and 681,203.10 is: 1,022,366.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,930.32 : 2,033,513.58 = 681,203.10 : x
  2. Step 2: Convert to fraction form
    1,354,930.32/2,033,513.58 = 681,203.10/x
  3. Step 3: Cross multiply
    1,354,930.32x = 2,033,513.58 × 681,203.10
  4. Step 4: Simplify right side
    1,354,930.32x = 1,385,235,754,588.10
  5. Step 5: Solve for x
    x = 1,385,235,754,588.10/1,354,930.32
  6. Step 6: Final answer
    x = 1,022,366.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.