Home / 2,980,293.40-4,467,912.90-1,085,930.20

Finding the Fourth Proportional to 2,980,293.40, 4,467,912.90 and 1,085,930.20

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Solution

The fourth proportional to 2,980,293.40, 4,467,912.90 and 1,085,930.20 is: 1,627,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,293.40 : 4,467,912.90 = 1,085,930.20 : x
  2. Step 2: Convert to fraction form
    2,980,293.40/4,467,912.90 = 1,085,930.20/x
  3. Step 3: Cross multiply
    2,980,293.40x = 4,467,912.90 × 1,085,930.20
  4. Step 4: Simplify right side
    2,980,293.40x = 4,851,841,549,079.58
  5. Step 5: Solve for x
    x = 4,851,841,549,079.58/2,980,293.40
  6. Step 6: Final answer
    x = 1,627,974.46

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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.