Home / 3,548,578.70-5,315,869.65-2,124,404.30

Finding the Fourth Proportional to 3,548,578.70, 5,315,869.65 and 2,124,404.30

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Solution

The fourth proportional to 3,548,578.70, 5,315,869.65 and 2,124,404.30 is: 3,182,416.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,578.70 : 5,315,869.65 = 2,124,404.30 : x
  2. Step 2: Convert to fraction form
    3,548,578.70/5,315,869.65 = 2,124,404.30/x
  3. Step 3: Cross multiply
    3,548,578.70x = 5,315,869.65 × 2,124,404.30
  4. Step 4: Simplify right side
    3,548,578.70x = 11,293,056,342,699.49
  5. Step 5: Solve for x
    x = 11,293,056,342,699.49/3,548,578.70
  6. Step 6: Final answer
    x = 3,182,416.76

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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.