Home / 2,171,530.80-3,255,178.22-1,033,987.35

Finding the Fourth Proportional to 2,171,530.80, 3,255,178.22 and 1,033,987.35

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Solution

The fourth proportional to 2,171,530.80, 3,255,178.22 and 1,033,987.35 is: 1,549,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,530.80 : 3,255,178.22 = 1,033,987.35 : x
  2. Step 2: Convert to fraction form
    2,171,530.80/3,255,178.22 = 1,033,987.35/x
  3. Step 3: Cross multiply
    2,171,530.80x = 3,255,178.22 × 1,033,987.35
  4. Step 4: Simplify right side
    2,171,530.80x = 3,365,813,101,475.52
  5. Step 5: Solve for x
    x = 3,365,813,101,475.52/2,171,530.80
  6. Step 6: Final answer
    x = 1,549,972.54

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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.