Home / 3,057,534.96-4,219,807.68-1,972,959.72

Finding the Fourth Proportional to 3,057,534.96, 4,219,807.68 and 1,972,959.72

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Solution

The fourth proportional to 3,057,534.96, 4,219,807.68 and 1,972,959.72 is: 2,722,948.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,534.96 : 4,219,807.68 = 1,972,959.72 : x
  2. Step 2: Convert to fraction form
    3,057,534.96/4,219,807.68 = 1,972,959.72/x
  3. Step 3: Cross multiply
    3,057,534.96x = 4,219,807.68 × 1,972,959.72
  4. Step 4: Simplify right side
    3,057,534.96x = 8,325,510,578,786.65
  5. Step 5: Solve for x
    x = 8,325,510,578,786.65/3,057,534.96
  6. Step 6: Final answer
    x = 2,722,948.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.