Home / 3,162,056.63-4,743,216.16-918,194.63

Finding the Fourth Proportional to 3,162,056.63, 4,743,216.16 and 918,194.63

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Solution

The fourth proportional to 3,162,056.63, 4,743,216.16 and 918,194.63 is: 1,377,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,056.63 : 4,743,216.16 = 918,194.63 : x
  2. Step 2: Convert to fraction form
    3,162,056.63/4,743,216.16 = 918,194.63/x
  3. Step 3: Cross multiply
    3,162,056.63x = 4,743,216.16 × 918,194.63
  4. Step 4: Simplify right side
    3,162,056.63x = 4,355,195,581,029.65
  5. Step 5: Solve for x
    x = 4,355,195,581,029.65/3,162,056.63
  6. Step 6: Final answer
    x = 1,377,330.04

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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.