Home / 2,373,811.19-3,275,855.01-1,286,109.80

Finding the Fourth Proportional to 2,373,811.19, 3,275,855.01 and 1,286,109.80

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Solution

The fourth proportional to 2,373,811.19, 3,275,855.01 and 1,286,109.80 is: 1,774,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373,811.19 : 3,275,855.01 = 1,286,109.80 : x
  2. Step 2: Convert to fraction form
    2,373,811.19/3,275,855.01 = 1,286,109.80/x
  3. Step 3: Cross multiply
    2,373,811.19x = 3,275,855.01 × 1,286,109.80
  4. Step 4: Simplify right side
    2,373,811.19x = 4,213,109,231,740.10
  5. Step 5: Solve for x
    x = 4,213,109,231,740.10/2,373,811.19
  6. Step 6: Final answer
    x = 1,774,829.12

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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.