Home / 1,281,796.20-1,922,102.28-471,977.24

Finding the Fourth Proportional to 1,281,796.20, 1,922,102.28 and 471,977.24

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Solution

The fourth proportional to 1,281,796.20, 1,922,102.28 and 471,977.24 is: 707,747.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,796.20 : 1,922,102.28 = 471,977.24 : x
  2. Step 2: Convert to fraction form
    1,281,796.20/1,922,102.28 = 471,977.24/x
  3. Step 3: Cross multiply
    1,281,796.20x = 1,922,102.28 × 471,977.24
  4. Step 4: Simplify right side
    1,281,796.20x = 907,188,519,501.60
  5. Step 5: Solve for x
    x = 907,188,519,501.60/1,281,796.20
  6. Step 6: Final answer
    x = 707,747.86

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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.