Home / 2,948,982.47-4,067,499.44-1,968,427.11

Finding the Fourth Proportional to 2,948,982.47, 4,067,499.44 and 1,968,427.11

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Solution

The fourth proportional to 2,948,982.47, 4,067,499.44 and 1,968,427.11 is: 2,715,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,982.47 : 4,067,499.44 = 1,968,427.11 : x
  2. Step 2: Convert to fraction form
    2,948,982.47/4,067,499.44 = 1,968,427.11/x
  3. Step 3: Cross multiply
    2,948,982.47x = 4,067,499.44 × 1,968,427.11
  4. Step 4: Simplify right side
    2,948,982.47x = 8,006,576,157,763.68
  5. Step 5: Solve for x
    x = 8,006,576,157,763.68/2,948,982.47
  6. Step 6: Final answer
    x = 2,715,030.10

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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.