Home / 4,420,988-6,631,481.64-1,226,114.14

Finding the Fourth Proportional to 4,420,988, 6,631,481.64 and 1,226,114.14

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Solution

The fourth proportional to 4,420,988, 6,631,481.64 and 1,226,114.14 is: 1,839,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,988 : 6,631,481.64 = 1,226,114.14 : x
  2. Step 2: Convert to fraction form
    4,420,988/6,631,481.64 = 1,226,114.14/x
  3. Step 3: Cross multiply
    4,420,988x = 6,631,481.64 × 1,226,114.14
  4. Step 4: Simplify right side
    4,420,988x = 8,130,953,374,796.98
  5. Step 5: Solve for x
    x = 8,130,953,374,796.98/4,420,988
  6. Step 6: Final answer
    x = 1,839,171.10

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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.