Home / 3,386,012.66-4,672,467.43-1,858,218.20

Finding the Fourth Proportional to 3,386,012.66, 4,672,467.43 and 1,858,218.20

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Solution

The fourth proportional to 3,386,012.66, 4,672,467.43 and 1,858,218.20 is: 2,564,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,012.66 : 4,672,467.43 = 1,858,218.20 : x
  2. Step 2: Convert to fraction form
    3,386,012.66/4,672,467.43 = 1,858,218.20/x
  3. Step 3: Cross multiply
    3,386,012.66x = 4,672,467.43 × 1,858,218.20
  4. Step 4: Simplify right side
    3,386,012.66x = 8,682,464,017,299.57
  5. Step 5: Solve for x
    x = 8,682,464,017,299.57/3,386,012.66
  6. Step 6: Final answer
    x = 2,564,214.87

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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.