Home / 1,951,839.77-2,922,478.02-1,380,868.74

Finding the Fourth Proportional to 1,951,839.77, 2,922,478.02 and 1,380,868.74

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Solution

The fourth proportional to 1,951,839.77, 2,922,478.02 and 1,380,868.74 is: 2,067,566.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,839.77 : 2,922,478.02 = 1,380,868.74 : x
  2. Step 2: Convert to fraction form
    1,951,839.77/2,922,478.02 = 1,380,868.74/x
  3. Step 3: Cross multiply
    1,951,839.77x = 2,922,478.02 × 1,380,868.74
  4. Step 4: Simplify right side
    1,951,839.77x = 4,035,558,541,155.10
  5. Step 5: Solve for x
    x = 4,035,558,541,155.10/1,951,839.77
  6. Step 6: Final answer
    x = 2,067,566.52

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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.