Home / 4,420,992.26-6,631,488-1,226,118.40

Finding the Fourth Proportional to 4,420,992.26, 6,631,488 and 1,226,118.40

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Solution

The fourth proportional to 4,420,992.26, 6,631,488 and 1,226,118.40 is: 1,839,177.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,992.26 : 6,631,488 = 1,226,118.40 : x
  2. Step 2: Convert to fraction form
    4,420,992.26/6,631,488 = 1,226,118.40/x
  3. Step 3: Cross multiply
    4,420,992.26x = 6,631,488 × 1,226,118.40
  4. Step 4: Simplify right side
    4,420,992.26x = 8,130,989,456,179.20
  5. Step 5: Solve for x
    x = 8,130,989,456,179.20/4,420,992.26
  6. Step 6: Final answer
    x = 1,839,177.49

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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.