Home / 2,239,629.40-3,359,444.10-1,330,274.80

Finding the Fourth Proportional to 2,239,629.40, 3,359,444.10 and 1,330,274.80

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Solution

The fourth proportional to 2,239,629.40, 3,359,444.10 and 1,330,274.80 is: 1,995,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,629.40 : 3,359,444.10 = 1,330,274.80 : x
  2. Step 2: Convert to fraction form
    2,239,629.40/3,359,444.10 = 1,330,274.80/x
  3. Step 3: Cross multiply
    2,239,629.40x = 3,359,444.10 × 1,330,274.80
  4. Step 4: Simplify right side
    2,239,629.40x = 4,468,983,828,238.68
  5. Step 5: Solve for x
    x = 4,468,983,828,238.68/2,239,629.40
  6. Step 6: Final answer
    x = 1,995,412.20

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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.