Home / 5,311,576.80-7,967,804.15-2,238,456.78

Finding the Fourth Proportional to 5,311,576.80, 7,967,804.15 and 2,238,456.78

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Solution

The fourth proportional to 5,311,576.80, 7,967,804.15 and 2,238,456.78 is: 3,357,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311,576.80 : 7,967,804.15 = 2,238,456.78 : x
  2. Step 2: Convert to fraction form
    5,311,576.80/7,967,804.15 = 2,238,456.78/x
  3. Step 3: Cross multiply
    5,311,576.80x = 7,967,804.15 × 2,238,456.78
  4. Step 4: Simplify right side
    5,311,576.80x = 17,835,585,226,875.78
  5. Step 5: Solve for x
    x = 17,835,585,226,875.78/5,311,576.80
  6. Step 6: Final answer
    x = 3,357,870.16

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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.