Home / 4,222,740.98-5,832,224.67-2,778,881.75

Finding the Fourth Proportional to 4,222,740.98, 5,832,224.67 and 2,778,881.75

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Solution

The fourth proportional to 4,222,740.98, 5,832,224.67 and 2,778,881.75 is: 3,838,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222,740.98 : 5,832,224.67 = 2,778,881.75 : x
  2. Step 2: Convert to fraction form
    4,222,740.98/5,832,224.67 = 2,778,881.75/x
  3. Step 3: Cross multiply
    4,222,740.98x = 5,832,224.67 × 2,778,881.75
  4. Step 4: Simplify right side
    4,222,740.98x = 16,207,062,668,201.65
  5. Step 5: Solve for x
    x = 16,207,062,668,201.65/4,222,740.98
  6. Step 6: Final answer
    x = 3,838,043.29

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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.