Home / 3,397,615.67-4,688,710.38-1,869,722.79

Finding the Fourth Proportional to 3,397,615.67, 4,688,710.38 and 1,869,722.79

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Solution

The fourth proportional to 3,397,615.67, 4,688,710.38 and 1,869,722.79 is: 2,580,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,615.67 : 4,688,710.38 = 1,869,722.79 : x
  2. Step 2: Convert to fraction form
    3,397,615.67/4,688,710.38 = 1,869,722.79/x
  3. Step 3: Cross multiply
    3,397,615.67x = 4,688,710.38 × 1,869,722.79
  4. Step 4: Simplify right side
    3,397,615.67x = 8,766,588,653,195.56
  5. Step 5: Solve for x
    x = 8,766,588,653,195.56/3,397,615.67
  6. Step 6: Final answer
    x = 2,580,217.87

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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.