Home / 3,968,077.69-5,952,424.14-1,235,281.78

Finding the Fourth Proportional to 3,968,077.69, 5,952,424.14 and 1,235,281.78

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Solution

The fourth proportional to 3,968,077.69, 5,952,424.14 and 1,235,281.78 is: 1,853,018.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968,077.69 : 5,952,424.14 = 1,235,281.78 : x
  2. Step 2: Convert to fraction form
    3,968,077.69/5,952,424.14 = 1,235,281.78/x
  3. Step 3: Cross multiply
    3,968,077.69x = 5,952,424.14 × 1,235,281.78
  4. Step 4: Simplify right side
    3,968,077.69x = 7,352,921,072,093.11
  5. Step 5: Solve for x
    x = 7,352,921,072,093.11/3,968,077.69
  6. Step 6: Final answer
    x = 1,853,018.43

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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.