Home / 4,285,521.28-6,428,097.60-1,293,616

Finding the Fourth Proportional to 4,285,521.28, 6,428,097.60 and 1,293,616

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Solution

The fourth proportional to 4,285,521.28, 6,428,097.60 and 1,293,616 is: 1,940,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,521.28 : 6,428,097.60 = 1,293,616 : x
  2. Step 2: Convert to fraction form
    4,285,521.28/6,428,097.60 = 1,293,616/x
  3. Step 3: Cross multiply
    4,285,521.28x = 6,428,097.60 × 1,293,616
  4. Step 4: Simplify right side
    4,285,521.28x = 8,315,489,904,921.60
  5. Step 5: Solve for x
    x = 8,315,489,904,921.60/4,285,521.28
  6. Step 6: Final answer
    x = 1,940,368.36

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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.