Home / 3,230,427.29-4,458,019.56-1,780,174.63

Finding the Fourth Proportional to 3,230,427.29, 4,458,019.56 and 1,780,174.63

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Solution

The fourth proportional to 3,230,427.29, 4,458,019.56 and 1,780,174.63 is: 2,456,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,427.29 : 4,458,019.56 = 1,780,174.63 : x
  2. Step 2: Convert to fraction form
    3,230,427.29/4,458,019.56 = 1,780,174.63/x
  3. Step 3: Cross multiply
    3,230,427.29x = 4,458,019.56 × 1,780,174.63
  4. Step 4: Simplify right side
    3,230,427.29x = 7,936,053,298,465.66
  5. Step 5: Solve for x
    x = 7,936,053,298,465.66/3,230,427.29
  6. Step 6: Final answer
    x = 2,456,657.46

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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.