Home / 3,162,858.42-4,744,245.09-766,723.71

Finding the Fourth Proportional to 3,162,858.42, 4,744,245.09 and 766,723.71

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Solution

The fourth proportional to 3,162,858.42, 4,744,245.09 and 766,723.71 is: 1,150,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,858.42 : 4,744,245.09 = 766,723.71 : x
  2. Step 2: Convert to fraction form
    3,162,858.42/4,744,245.09 = 766,723.71/x
  3. Step 3: Cross multiply
    3,162,858.42x = 4,744,245.09 × 766,723.71
  4. Step 4: Simplify right side
    3,162,858.42x = 3,637,525,196,554.08
  5. Step 5: Solve for x
    x = 3,637,525,196,554.08/3,162,858.42
  6. Step 6: Final answer
    x = 1,150,075.25

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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.