Home / 4,479,765.80-6,719,675.48-1,113,972.80

Finding the Fourth Proportional to 4,479,765.80, 6,719,675.48 and 1,113,972.80

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Solution

The fourth proportional to 4,479,765.80, 6,719,675.48 and 1,113,972.80 is: 1,670,965.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479,765.80 : 6,719,675.48 = 1,113,972.80 : x
  2. Step 2: Convert to fraction form
    4,479,765.80/6,719,675.48 = 1,113,972.80/x
  3. Step 3: Cross multiply
    4,479,765.80x = 6,719,675.48 × 1,113,972.80
  4. Step 4: Simplify right side
    4,479,765.80x = 7,485,535,709,546.94
  5. Step 5: Solve for x
    x = 7,485,535,709,546.94/4,479,765.80
  6. Step 6: Final answer
    x = 1,670,965.86

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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.