Home / 2,113,940.30-3,170,797.45-747,619.34

Finding the Fourth Proportional to 2,113,940.30, 3,170,797.45 and 747,619.34

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Solution

The fourth proportional to 2,113,940.30, 3,170,797.45 and 747,619.34 is: 1,121,389.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,940.30 : 3,170,797.45 = 747,619.34 : x
  2. Step 2: Convert to fraction form
    2,113,940.30/3,170,797.45 = 747,619.34/x
  3. Step 3: Cross multiply
    2,113,940.30x = 3,170,797.45 × 747,619.34
  4. Step 4: Simplify right side
    2,113,940.30x = 2,370,549,479,119.65
  5. Step 5: Solve for x
    x = 2,370,549,479,119.65/2,113,940.30
  6. Step 6: Final answer
    x = 1,121,389.04

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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.