Home / 1,124,379.15-1,686,553.83-271,446.21

Finding the Fourth Proportional to 1,124,379.15, 1,686,553.83 and 271,446.21

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Solution

The fourth proportional to 1,124,379.15, 1,686,553.83 and 271,446.21 is: 407,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,379.15 : 1,686,553.83 = 271,446.21 : x
  2. Step 2: Convert to fraction form
    1,124,379.15/1,686,553.83 = 271,446.21/x
  3. Step 3: Cross multiply
    1,124,379.15x = 1,686,553.83 × 271,446.21
  4. Step 4: Simplify right side
    1,124,379.15x = 457,808,645,114.48
  5. Step 5: Solve for x
    x = 457,808,645,114.48/1,124,379.15
  6. Step 6: Final answer
    x = 407,165.72

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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.