Home / 1,341,465.80-2,011,979.94-394,615.04

Finding the Fourth Proportional to 1,341,465.80, 2,011,979.94 and 394,615.04

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Solution

The fourth proportional to 1,341,465.80, 2,011,979.94 and 394,615.04 is: 591,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,465.80 : 2,011,979.94 = 394,615.04 : x
  2. Step 2: Convert to fraction form
    1,341,465.80/2,011,979.94 = 394,615.04/x
  3. Step 3: Cross multiply
    1,341,465.80x = 2,011,979.94 × 394,615.04
  4. Step 4: Simplify right side
    1,341,465.80x = 793,957,544,502.30
  5. Step 5: Solve for x
    x = 793,957,544,502.30/1,341,465.80
  6. Step 6: Final answer
    x = 591,858.21

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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.