Home / 3,397,674.42-4,688,791.36-1,869,781.54

Finding the Fourth Proportional to 3,397,674.42, 4,688,791.36 and 1,869,781.54

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Solution

The fourth proportional to 3,397,674.42, 4,688,791.36 and 1,869,781.54 is: 2,580,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,674.42 : 4,688,791.36 = 1,869,781.54 : x
  2. Step 2: Convert to fraction form
    3,397,674.42/4,688,791.36 = 1,869,781.54/x
  3. Step 3: Cross multiply
    3,397,674.42x = 4,688,791.36 × 1,869,781.54
  4. Step 4: Simplify right side
    3,397,674.42x = 8,767,015,529,839.50
  5. Step 5: Solve for x
    x = 8,767,015,529,839.50/3,397,674.42
  6. Step 6: Final answer
    x = 2,580,298.89

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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.