Home / 2,488,453.35-3,434,625.45-1,628,515.23

Finding the Fourth Proportional to 2,488,453.35, 3,434,625.45 and 1,628,515.23

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Solution

The fourth proportional to 2,488,453.35, 3,434,625.45 and 1,628,515.23 is: 2,247,717.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,453.35 : 3,434,625.45 = 1,628,515.23 : x
  2. Step 2: Convert to fraction form
    2,488,453.35/3,434,625.45 = 1,628,515.23/x
  3. Step 3: Cross multiply
    2,488,453.35x = 3,434,625.45 × 1,628,515.23
  4. Step 4: Simplify right side
    2,488,453.35x = 5,593,339,854,670.60
  5. Step 5: Solve for x
    x = 5,593,339,854,670.60/2,488,453.35
  6. Step 6: Final answer
    x = 2,247,717.38

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1.5x scale

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.