Home / 4,857,999.90-7,286,999.85-1,492,206.90

Finding the Fourth Proportional to 4,857,999.90, 7,286,999.85 and 1,492,206.90

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Solution

The fourth proportional to 4,857,999.90, 7,286,999.85 and 1,492,206.90 is: 2,238,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,999.90 : 7,286,999.85 = 1,492,206.90 : x
  2. Step 2: Convert to fraction form
    4,857,999.90/7,286,999.85 = 1,492,206.90/x
  3. Step 3: Cross multiply
    4,857,999.90x = 7,286,999.85 × 1,492,206.90
  4. Step 4: Simplify right side
    4,857,999.90x = 10,873,711,456,468.96
  5. Step 5: Solve for x
    x = 10,873,711,456,468.96/4,857,999.90
  6. Step 6: Final answer
    x = 2,238,310.35

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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.