Home / 1,549,048.87-2,321,912.09-749,230.16

Finding the Fourth Proportional to 1,549,048.87, 2,321,912.09 and 749,230.16

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Solution

The fourth proportional to 1,549,048.87, 2,321,912.09 and 749,230.16 is: 1,123,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,048.87 : 2,321,912.09 = 749,230.16 : x
  2. Step 2: Convert to fraction form
    1,549,048.87/2,321,912.09 = 749,230.16/x
  3. Step 3: Cross multiply
    1,549,048.87x = 2,321,912.09 × 749,230.16
  4. Step 4: Simplify right side
    1,549,048.87x = 1,739,646,568,755.26
  5. Step 5: Solve for x
    x = 1,739,646,568,755.26/1,549,048.87
  6. Step 6: Final answer
    x = 1,123,041.76

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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.