Home / 2,679,901.20-4,018,987.94-882,356.90

Finding the Fourth Proportional to 2,679,901.20, 4,018,987.94 and 882,356.90

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Solution

The fourth proportional to 2,679,901.20, 4,018,987.94 and 882,356.90 is: 1,323,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,901.20 : 4,018,987.94 = 882,356.90 : x
  2. Step 2: Convert to fraction form
    2,679,901.20/4,018,987.94 = 882,356.90/x
  3. Step 3: Cross multiply
    2,679,901.20x = 4,018,987.94 × 882,356.90
  4. Step 4: Simplify right side
    2,679,901.20x = 3,546,181,715,369.06
  5. Step 5: Solve for x
    x = 3,546,181,715,369.06/2,679,901.20
  6. Step 6: Final answer
    x = 1,323,250.92

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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.