Home / 2,663,318.90-3,675,380.21-1,439,620.41

Finding the Fourth Proportional to 2,663,318.90, 3,675,380.21 and 1,439,620.41

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Solution

The fourth proportional to 2,663,318.90, 3,675,380.21 and 1,439,620.41 is: 1,986,676.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,318.90 : 3,675,380.21 = 1,439,620.41 : x
  2. Step 2: Convert to fraction form
    2,663,318.90/3,675,380.21 = 1,439,620.41/x
  3. Step 3: Cross multiply
    2,663,318.90x = 3,675,380.21 × 1,439,620.41
  4. Step 4: Simplify right side
    2,663,318.90x = 5,291,152,357,627.98
  5. Step 5: Solve for x
    x = 5,291,152,357,627.98/2,663,318.90
  6. Step 6: Final answer
    x = 1,986,676.24

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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.