Home / 1,124,380.15-1,686,555.33-271,447.21

Finding the Fourth Proportional to 1,124,380.15, 1,686,555.33 and 271,447.21

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Solution

The fourth proportional to 1,124,380.15, 1,686,555.33 and 271,447.21 is: 407,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,380.15 : 1,686,555.33 = 271,447.21 : x
  2. Step 2: Convert to fraction form
    1,124,380.15/1,686,555.33 = 271,447.21/x
  3. Step 3: Cross multiply
    1,124,380.15x = 1,686,555.33 × 271,447.21
  4. Step 4: Simplify right side
    1,124,380.15x = 457,810,738,839.13
  5. Step 5: Solve for x
    x = 457,810,738,839.13/1,124,380.15
  6. Step 6: Final answer
    x = 407,167.22

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1.5x scale

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.