Home / 2,982,377.90-4,473,231.80-823,710.05

Finding the Fourth Proportional to 2,982,377.90, 4,473,231.80 and 823,710.05

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Solution

The fourth proportional to 2,982,377.90, 4,473,231.80 and 823,710.05 is: 1,235,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,377.90 : 4,473,231.80 = 823,710.05 : x
  2. Step 2: Convert to fraction form
    2,982,377.90/4,473,231.80 = 823,710.05/x
  3. Step 3: Cross multiply
    2,982,377.90x = 4,473,231.80 × 823,710.05
  4. Step 4: Simplify right side
    2,982,377.90x = 3,684,645,989,639.59
  5. Step 5: Solve for x
    x = 3,684,645,989,639.59/2,982,377.90
  6. Step 6: Final answer
    x = 1,235,472.54

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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.