Home / 3,325,290.47-4,987,935.70-800,945.72

Finding the Fourth Proportional to 3,325,290.47, 4,987,935.70 and 800,945.72

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Solution

The fourth proportional to 3,325,290.47, 4,987,935.70 and 800,945.72 is: 1,201,418.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325,290.47 : 4,987,935.70 = 800,945.72 : x
  2. Step 2: Convert to fraction form
    3,325,290.47/4,987,935.70 = 800,945.72/x
  3. Step 3: Cross multiply
    3,325,290.47x = 4,987,935.70 × 800,945.72
  4. Step 4: Simplify right side
    3,325,290.47x = 3,995,065,746,818.24
  5. Step 5: Solve for x
    x = 3,995,065,746,818.24/3,325,290.47
  6. Step 6: Final answer
    x = 1,201,418.58

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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.