Home / 2,959,500.07-4,086,869.97-2,178,281.80

Finding the Fourth Proportional to 2,959,500.07, 4,086,869.97 and 2,178,281.80

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Solution

The fourth proportional to 2,959,500.07, 4,086,869.97 and 2,178,281.80 is: 3,008,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,500.07 : 4,086,869.97 = 2,178,281.80 : x
  2. Step 2: Convert to fraction form
    2,959,500.07/4,086,869.97 = 2,178,281.80/x
  3. Step 3: Cross multiply
    2,959,500.07x = 4,086,869.97 × 2,178,281.80
  4. Step 4: Simplify right side
    2,959,500.07x = 8,902,354,474,617.55
  5. Step 5: Solve for x
    x = 8,902,354,474,617.55/2,959,500.07
  6. Step 6: Final answer
    x = 3,008,060.23

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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.