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Finding the Fourth Proportional to 4,472,790.67, 6,702,978.85 and 2,037,993.59

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Solution

The fourth proportional to 4,472,790.67, 6,702,978.85 and 2,037,993.59 is: 3,054,162.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472,790.67 : 6,702,978.85 = 2,037,993.59 : x
  2. Step 2: Convert to fraction form
    4,472,790.67/6,702,978.85 = 2,037,993.59/x
  3. Step 3: Cross multiply
    4,472,790.67x = 6,702,978.85 × 2,037,993.59
  4. Step 4: Simplify right side
    4,472,790.67x = 13,660,627,943,141.78
  5. Step 5: Solve for x
    x = 13,660,627,943,141.78/4,472,790.67
  6. Step 6: Final answer
    x = 3,054,162.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.