Home / 3,015,866.88-4,523,797.44-772,001.28

Finding the Fourth Proportional to 3,015,866.88, 4,523,797.44 and 772,001.28

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Solution

The fourth proportional to 3,015,866.88, 4,523,797.44 and 772,001.28 is: 1,158,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,866.88 : 4,523,797.44 = 772,001.28 : x
  2. Step 2: Convert to fraction form
    3,015,866.88/4,523,797.44 = 772,001.28/x
  3. Step 3: Cross multiply
    3,015,866.88x = 4,523,797.44 × 772,001.28
  4. Step 4: Simplify right side
    3,015,866.88x = 3,492,377,414,140.72
  5. Step 5: Solve for x
    x = 3,492,377,414,140.72/3,015,866.88
  6. Step 6: Final answer
    x = 1,158,001.18

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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.