Home / 1,992,982.41-2,984,979.02-925,778.66

Finding the Fourth Proportional to 1,992,982.41, 2,984,979.02 and 925,778.66

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Solution

The fourth proportional to 1,992,982.41, 2,984,979.02 and 925,778.66 is: 1,386,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,982.41 : 2,984,979.02 = 925,778.66 : x
  2. Step 2: Convert to fraction form
    1,992,982.41/2,984,979.02 = 925,778.66/x
  3. Step 3: Cross multiply
    1,992,982.41x = 2,984,979.02 × 925,778.66
  4. Step 4: Simplify right side
    1,992,982.41x = 2,763,429,857,709.92
  5. Step 5: Solve for x
    x = 2,763,429,857,709.92/1,992,982.41
  6. Step 6: Final answer
    x = 1,386,580.15

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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.