Home / 3,449,210.94-4,759,960.59-1,979,359.02

Finding the Fourth Proportional to 3,449,210.94, 4,759,960.59 and 1,979,359.02

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Solution

The fourth proportional to 3,449,210.94, 4,759,960.59 and 1,979,359.02 is: 2,731,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,210.94 : 4,759,960.59 = 1,979,359.02 : x
  2. Step 2: Convert to fraction form
    3,449,210.94/4,759,960.59 = 1,979,359.02/x
  3. Step 3: Cross multiply
    3,449,210.94x = 4,759,960.59 × 1,979,359.02
  4. Step 4: Simplify right side
    3,449,210.94x = 9,421,670,928,661.02
  5. Step 5: Solve for x
    x = 9,421,670,928,661.02/3,449,210.94
  6. Step 6: Final answer
    x = 2,731,543.85

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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.