Home / 3,563,512.47-5,345,268.61-1,643,855.72

Finding the Fourth Proportional to 3,563,512.47, 5,345,268.61 and 1,643,855.72

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Solution

The fourth proportional to 3,563,512.47, 5,345,268.61 and 1,643,855.72 is: 2,465,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,512.47 : 5,345,268.61 = 1,643,855.72 : x
  2. Step 2: Convert to fraction form
    3,563,512.47/5,345,268.61 = 1,643,855.72/x
  3. Step 3: Cross multiply
    3,563,512.47x = 5,345,268.61 × 1,643,855.72
  4. Step 4: Simplify right side
    3,563,512.47x = 8,786,850,357,902.50
  5. Step 5: Solve for x
    x = 8,786,850,357,902.50/3,563,512.47
  6. Step 6: Final answer
    x = 2,465,783.53

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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.