Home / 5,067,431.80-7,601,147.70-1,280,914.67

Finding the Fourth Proportional to 5,067,431.80, 7,601,147.70 and 1,280,914.67

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Solution

The fourth proportional to 5,067,431.80, 7,601,147.70 and 1,280,914.67 is: 1,921,372.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067,431.80 : 7,601,147.70 = 1,280,914.67 : x
  2. Step 2: Convert to fraction form
    5,067,431.80/7,601,147.70 = 1,280,914.67/x
  3. Step 3: Cross multiply
    5,067,431.80x = 7,601,147.70 × 1,280,914.67
  4. Step 4: Simplify right side
    5,067,431.80x = 9,736,421,625,357.02
  5. Step 5: Solve for x
    x = 9,736,421,625,357.02/5,067,431.80
  6. Step 6: Final answer
    x = 1,921,372.01

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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.