Home / 2,135,576.80-2,946,639.54-1,264,685.14

Finding the Fourth Proportional to 2,135,576.80, 2,946,639.54 and 1,264,685.14

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Solution

The fourth proportional to 2,135,576.80, 2,946,639.54 and 1,264,685.14 is: 1,744,995.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,576.80 : 2,946,639.54 = 1,264,685.14 : x
  2. Step 2: Convert to fraction form
    2,135,576.80/2,946,639.54 = 1,264,685.14/x
  3. Step 3: Cross multiply
    2,135,576.80x = 2,946,639.54 × 1,264,685.14
  4. Step 4: Simplify right side
    2,135,576.80x = 3,726,571,239,174.44
  5. Step 5: Solve for x
    x = 3,726,571,239,174.44/2,135,576.80
  6. Step 6: Final answer
    x = 1,744,995.19

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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.