Home / 1,335,078.18-2,002,617-886,674.78

Finding the Fourth Proportional to 1,335,078.18, 2,002,617 and 886,674.78

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Solution

The fourth proportional to 1,335,078.18, 2,002,617 and 886,674.78 is: 1,330,011.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,078.18 : 2,002,617 = 886,674.78 : x
  2. Step 2: Convert to fraction form
    1,335,078.18/2,002,617 = 886,674.78/x
  3. Step 3: Cross multiply
    1,335,078.18x = 2,002,617 × 886,674.78
  4. Step 4: Simplify right side
    1,335,078.18x = 1,775,669,987,899.26
  5. Step 5: Solve for x
    x = 1,775,669,987,899.26/1,335,078.18
  6. Step 6: Final answer
    x = 1,330,011.99

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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.