Home / 2,920,493.52-4,380,894.99-900,125.10

Finding the Fourth Proportional to 2,920,493.52, 4,380,894.99 and 900,125.10

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Solution

The fourth proportional to 2,920,493.52, 4,380,894.99 and 900,125.10 is: 1,350,235.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,493.52 : 4,380,894.99 = 900,125.10 : x
  2. Step 2: Convert to fraction form
    2,920,493.52/4,380,894.99 = 900,125.10/x
  3. Step 3: Cross multiply
    2,920,493.52x = 4,380,894.99 × 900,125.10
  4. Step 4: Simplify right side
    2,920,493.52x = 3,943,353,540,963.25
  5. Step 5: Solve for x
    x = 3,943,353,540,963.25/2,920,493.52
  6. Step 6: Final answer
    x = 1,350,235.33

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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.