Home / 2,740,009.92-4,108,995.36-942,388.80

Finding the Fourth Proportional to 2,740,009.92, 4,108,995.36 and 942,388.80

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Solution

The fourth proportional to 2,740,009.92, 4,108,995.36 and 942,388.80 is: 1,413,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,009.92 : 4,108,995.36 = 942,388.80 : x
  2. Step 2: Convert to fraction form
    2,740,009.92/4,108,995.36 = 942,388.80/x
  3. Step 3: Cross multiply
    2,740,009.92x = 4,108,995.36 × 942,388.80
  4. Step 4: Simplify right side
    2,740,009.92x = 3,872,271,206,515.97
  5. Step 5: Solve for x
    x = 3,872,271,206,515.97/2,740,009.92
  6. Step 6: Final answer
    x = 1,413,232.55

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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.