Home / 3,485,784.42-4,810,832.73-1,957,891.50

Finding the Fourth Proportional to 3,485,784.42, 4,810,832.73 and 1,957,891.50

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Solution

The fourth proportional to 3,485,784.42, 4,810,832.73 and 1,957,891.50 is: 2,702,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,784.42 : 4,810,832.73 = 1,957,891.50 : x
  2. Step 2: Convert to fraction form
    3,485,784.42/4,810,832.73 = 1,957,891.50/x
  3. Step 3: Cross multiply
    3,485,784.42x = 4,810,832.73 × 1,957,891.50
  4. Step 4: Simplify right side
    3,485,784.42x = 9,419,088,509,988.80
  5. Step 5: Solve for x
    x = 9,419,088,509,988.80/3,485,784.42
  6. Step 6: Final answer
    x = 2,702,143.15

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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.