Home / 1,354,908.89-2,032,362.28-408,279.62

Finding the Fourth Proportional to 1,354,908.89, 2,032,362.28 and 408,279.62

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Solution

The fourth proportional to 1,354,908.89, 2,032,362.28 and 408,279.62 is: 612,419.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,908.89 : 2,032,362.28 = 408,279.62 : x
  2. Step 2: Convert to fraction form
    1,354,908.89/2,032,362.28 = 408,279.62/x
  3. Step 3: Cross multiply
    1,354,908.89x = 2,032,362.28 × 408,279.62
  4. Step 4: Simplify right side
    1,354,908.89x = 829,772,099,380.73
  5. Step 5: Solve for x
    x = 829,772,099,380.73/1,354,908.89
  6. Step 6: Final answer
    x = 612,419.11

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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.