Home / 1,080,769.53-1,621,187.32-370,787.61

Finding the Fourth Proportional to 1,080,769.53, 1,621,187.32 and 370,787.61

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Solution

The fourth proportional to 1,080,769.53, 1,621,187.32 and 370,787.61 is: 556,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,769.53 : 1,621,187.32 = 370,787.61 : x
  2. Step 2: Convert to fraction form
    1,080,769.53/1,621,187.32 = 370,787.61/x
  3. Step 3: Cross multiply
    1,080,769.53x = 1,621,187.32 × 370,787.61
  4. Step 4: Simplify right side
    1,080,769.53x = 601,116,171,745.11
  5. Step 5: Solve for x
    x = 601,116,171,745.11/1,080,769.53
  6. Step 6: Final answer
    x = 556,192.75

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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.