Home / 3,397,617.42-4,688,712.80-1,869,724.54

Finding the Fourth Proportional to 3,397,617.42, 4,688,712.80 and 1,869,724.54

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Solution

The fourth proportional to 3,397,617.42, 4,688,712.80 and 1,869,724.54 is: 2,580,220.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,617.42 : 4,688,712.80 = 1,869,724.54 : x
  2. Step 2: Convert to fraction form
    3,397,617.42/4,688,712.80 = 1,869,724.54/x
  3. Step 3: Cross multiply
    3,397,617.42x = 4,688,712.80 × 1,869,724.54
  4. Step 4: Simplify right side
    3,397,617.42x = 8,766,601,383,172.11
  5. Step 5: Solve for x
    x = 8,766,601,383,172.11/3,397,617.42
  6. Step 6: Final answer
    x = 2,580,220.28

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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.