Home / 2,774,171.80-4,161,257.70-779,627.80

Finding the Fourth Proportional to 2,774,171.80, 4,161,257.70 and 779,627.80

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Solution

The fourth proportional to 2,774,171.80, 4,161,257.70 and 779,627.80 is: 1,169,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,171.80 : 4,161,257.70 = 779,627.80 : x
  2. Step 2: Convert to fraction form
    2,774,171.80/4,161,257.70 = 779,627.80/x
  3. Step 3: Cross multiply
    2,774,171.80x = 4,161,257.70 × 779,627.80
  4. Step 4: Simplify right side
    2,774,171.80x = 3,244,232,185,884.06
  5. Step 5: Solve for x
    x = 3,244,232,185,884.06/2,774,171.80
  6. Step 6: Final answer
    x = 1,169,441.70

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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.