Home / 2,669,440.11-3,683,826.20-1,445,745.70

Finding the Fourth Proportional to 2,669,440.11, 3,683,826.20 and 1,445,745.70

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Solution

The fourth proportional to 2,669,440.11, 3,683,826.20 and 1,445,745.70 is: 1,995,128.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,440.11 : 3,683,826.20 = 1,445,745.70 : x
  2. Step 2: Convert to fraction form
    2,669,440.11/3,683,826.20 = 1,445,745.70/x
  3. Step 3: Cross multiply
    2,669,440.11x = 3,683,826.20 × 1,445,745.70
  4. Step 4: Simplify right side
    2,669,440.11x = 5,325,875,867,653.17
  5. Step 5: Solve for x
    x = 5,325,875,867,653.17/2,669,440.11
  6. Step 6: Final answer
    x = 1,995,128.43

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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.