Home / 3,087,454.62-4,260,749.07-1,798,378.05

Finding the Fourth Proportional to 3,087,454.62, 4,260,749.07 and 1,798,378.05

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Solution

The fourth proportional to 3,087,454.62, 4,260,749.07 and 1,798,378.05 is: 2,481,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,454.62 : 4,260,749.07 = 1,798,378.05 : x
  2. Step 2: Convert to fraction form
    3,087,454.62/4,260,749.07 = 1,798,378.05/x
  3. Step 3: Cross multiply
    3,087,454.62x = 4,260,749.07 × 1,798,378.05
  4. Step 4: Simplify right side
    3,087,454.62x = 7,662,437,587,627.11
  5. Step 5: Solve for x
    x = 7,662,437,587,627.11/3,087,454.62
  6. Step 6: Final answer
    x = 2,481,797.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.