Home / 2,628,703.20-3,943,054.80-1,491,025.80

Finding the Fourth Proportional to 2,628,703.20, 3,943,054.80 and 1,491,025.80

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Solution

The fourth proportional to 2,628,703.20, 3,943,054.80 and 1,491,025.80 is: 2,236,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,703.20 : 3,943,054.80 = 1,491,025.80 : x
  2. Step 2: Convert to fraction form
    2,628,703.20/3,943,054.80 = 1,491,025.80/x
  3. Step 3: Cross multiply
    2,628,703.20x = 3,943,054.80 × 1,491,025.80
  4. Step 4: Simplify right side
    2,628,703.20x = 5,879,196,437,613.84
  5. Step 5: Solve for x
    x = 5,879,196,437,613.84/2,628,703.20
  6. Step 6: Final answer
    x = 2,236,538.70

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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.