Home / 1,354,821.14-2,032,202.55-408,170.90

Finding the Fourth Proportional to 1,354,821.14, 2,032,202.55 and 408,170.90

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Solution

The fourth proportional to 1,354,821.14, 2,032,202.55 and 408,170.90 is: 612,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,821.14 : 2,032,202.55 = 408,170.90 : x
  2. Step 2: Convert to fraction form
    1,354,821.14/2,032,202.55 = 408,170.90/x
  3. Step 3: Cross multiply
    1,354,821.14x = 2,032,202.55 × 408,170.90
  4. Step 4: Simplify right side
    1,354,821.14x = 829,485,943,815.80
  5. Step 5: Solve for x
    x = 829,485,943,815.80/1,354,821.14
  6. Step 6: Final answer
    x = 612,247.56

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1.5x scale

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.