Home / 4,972,065.75-7,458,077.37-1,377,822.39

Finding the Fourth Proportional to 4,972,065.75, 7,458,077.37 and 1,377,822.39

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Solution

The fourth proportional to 4,972,065.75, 7,458,077.37 and 1,377,822.39 is: 2,066,727.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972,065.75 : 7,458,077.37 = 1,377,822.39 : x
  2. Step 2: Convert to fraction form
    4,972,065.75/7,458,077.37 = 1,377,822.39/x
  3. Step 3: Cross multiply
    4,972,065.75x = 7,458,077.37 × 1,377,822.39
  4. Step 4: Simplify right side
    4,972,065.75x = 10,275,905,986,738.31
  5. Step 5: Solve for x
    x = 10,275,905,986,738.31/4,972,065.75
  6. Step 6: Final answer
    x = 2,066,727.69

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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.