Home / 1,682,247.92-2,321,436.12-918,300.56

Finding the Fourth Proportional to 1,682,247.92, 2,321,436.12 and 918,300.56

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Solution

The fourth proportional to 1,682,247.92, 2,321,436.12 and 918,300.56 is: 1,267,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,247.92 : 2,321,436.12 = 918,300.56 : x
  2. Step 2: Convert to fraction form
    1,682,247.92/2,321,436.12 = 918,300.56/x
  3. Step 3: Cross multiply
    1,682,247.92x = 2,321,436.12 × 918,300.56
  4. Step 4: Simplify right side
    1,682,247.92x = 2,131,776,089,000.23
  5. Step 5: Solve for x
    x = 2,131,776,089,000.23/1,682,247.92
  6. Step 6: Final answer
    x = 1,267,218.74

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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.