Home / 3,057,355.59-4,219,204.32-1,680,757.31

Finding the Fourth Proportional to 3,057,355.59, 4,219,204.32 and 1,680,757.31

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Solution

The fourth proportional to 3,057,355.59, 4,219,204.32 and 1,680,757.31 is: 2,319,474.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,355.59 : 4,219,204.32 = 1,680,757.31 : x
  2. Step 2: Convert to fraction form
    3,057,355.59/4,219,204.32 = 1,680,757.31/x
  3. Step 3: Cross multiply
    3,057,355.59x = 4,219,204.32 × 1,680,757.31
  4. Step 4: Simplify right side
    3,057,355.59x = 7,091,458,503,223.58
  5. Step 5: Solve for x
    x = 7,091,458,503,223.58/3,057,355.59
  6. Step 6: Final answer
    x = 2,319,474.56

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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.