Home / 2,629,181.40-3,943,772.10-1,302,077.40

Finding the Fourth Proportional to 2,629,181.40, 3,943,772.10 and 1,302,077.40

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Solution

The fourth proportional to 2,629,181.40, 3,943,772.10 and 1,302,077.40 is: 1,953,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,181.40 : 3,943,772.10 = 1,302,077.40 : x
  2. Step 2: Convert to fraction form
    2,629,181.40/3,943,772.10 = 1,302,077.40/x
  3. Step 3: Cross multiply
    2,629,181.40x = 3,943,772.10 × 1,302,077.40
  4. Step 4: Simplify right side
    2,629,181.40x = 5,135,096,522,160.54
  5. Step 5: Solve for x
    x = 5,135,096,522,160.54/2,629,181.40
  6. Step 6: Final answer
    x = 1,953,116.10

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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.