Home / 4,982,470.48-6,875,777.95-2,807,712.21

Finding the Fourth Proportional to 4,982,470.48, 6,875,777.95 and 2,807,712.21

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Solution

The fourth proportional to 4,982,470.48, 6,875,777.95 and 2,807,712.21 is: 3,874,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,470.48 : 6,875,777.95 = 2,807,712.21 : x
  2. Step 2: Convert to fraction form
    4,982,470.48/6,875,777.95 = 2,807,712.21/x
  3. Step 3: Cross multiply
    4,982,470.48x = 6,875,777.95 × 2,807,712.21
  4. Step 4: Simplify right side
    4,982,470.48x = 19,305,205,722,228.66
  5. Step 5: Solve for x
    x = 19,305,205,722,228.66/4,982,470.48
  6. Step 6: Final answer
    x = 3,874,625.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.