Home / 5,361,389.44-7,398,792.42-2,913,999.76

Finding the Fourth Proportional to 5,361,389.44, 7,398,792.42 and 2,913,999.76

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Solution

The fourth proportional to 5,361,389.44, 7,398,792.42 and 2,913,999.76 is: 4,021,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,389.44 : 7,398,792.42 = 2,913,999.76 : x
  2. Step 2: Convert to fraction form
    5,361,389.44/7,398,792.42 = 2,913,999.76/x
  3. Step 3: Cross multiply
    5,361,389.44x = 7,398,792.42 × 2,913,999.76
  4. Step 4: Simplify right side
    5,361,389.44x = 21,560,079,336,169.82
  5. Step 5: Solve for x
    x = 21,560,079,336,169.82/5,361,389.44
  6. Step 6: Final answer
    x = 4,021,360.43

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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.