Home / 2,764,342.80-4,146,724.10-942,141.40

Finding the Fourth Proportional to 2,764,342.80, 4,146,724.10 and 942,141.40

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Solution

The fourth proportional to 2,764,342.80, 4,146,724.10 and 942,141.40 is: 1,413,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,342.80 : 4,146,724.10 = 942,141.40 : x
  2. Step 2: Convert to fraction form
    2,764,342.80/4,146,724.10 = 942,141.40/x
  3. Step 3: Cross multiply
    2,764,342.80x = 4,146,724.10 × 942,141.40
  4. Step 4: Simplify right side
    2,764,342.80x = 3,906,800,448,987.74
  5. Step 5: Solve for x
    x = 3,906,800,448,987.74/2,764,342.80
  6. Step 6: Final answer
    x = 1,413,283.64

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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.