Home / 2,807,456.16-4,211,184.98-785,997.84

Finding the Fourth Proportional to 2,807,456.16, 4,211,184.98 and 785,997.84

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Solution

The fourth proportional to 2,807,456.16, 4,211,184.98 and 785,997.84 is: 1,178,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,456.16 : 4,211,184.98 = 785,997.84 : x
  2. Step 2: Convert to fraction form
    2,807,456.16/4,211,184.98 = 785,997.84/x
  3. Step 3: Cross multiply
    2,807,456.16x = 4,211,184.98 × 785,997.84
  4. Step 4: Simplify right side
    2,807,456.16x = 3,309,982,300,085.44
  5. Step 5: Solve for x
    x = 3,309,982,300,085.44/2,807,456.16
  6. Step 6: Final answer
    x = 1,178,996.97

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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.