Home / 2,059,048.94-3,088,961.44-780,039.50

Finding the Fourth Proportional to 2,059,048.94, 3,088,961.44 and 780,039.50

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Solution

The fourth proportional to 2,059,048.94, 3,088,961.44 and 780,039.50 is: 1,170,206.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,048.94 : 3,088,961.44 = 780,039.50 : x
  2. Step 2: Convert to fraction form
    2,059,048.94/3,088,961.44 = 780,039.50/x
  3. Step 3: Cross multiply
    2,059,048.94x = 3,088,961.44 × 780,039.50
  4. Step 4: Simplify right side
    2,059,048.94x = 2,409,511,937,176.88
  5. Step 5: Solve for x
    x = 2,409,511,937,176.88/2,059,048.94
  6. Step 6: Final answer
    x = 1,170,206.25

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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.