Home / 1,335,215.25-2,002,822.25-886,811.40

Finding the Fourth Proportional to 1,335,215.25, 2,002,822.25 and 886,811.40

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Solution

The fourth proportional to 1,335,215.25, 2,002,822.25 and 886,811.40 is: 1,330,216.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,215.25 : 2,002,822.25 = 886,811.40 : x
  2. Step 2: Convert to fraction form
    1,335,215.25/2,002,822.25 = 886,811.40/x
  3. Step 3: Cross multiply
    1,335,215.25x = 2,002,822.25 × 886,811.40
  4. Step 4: Simplify right side
    1,335,215.25x = 1,776,125,603,473.65
  5. Step 5: Solve for x
    x = 1,776,125,603,473.65/1,335,215.25
  6. Step 6: Final answer
    x = 1,330,216.68

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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.