Home / 1,825,228.12-2,737,632.96-477,520.78

Finding the Fourth Proportional to 1,825,228.12, 2,737,632.96 and 477,520.78

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Solution

The fourth proportional to 1,825,228.12, 2,737,632.96 and 477,520.78 is: 716,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,228.12 : 2,737,632.96 = 477,520.78 : x
  2. Step 2: Convert to fraction form
    1,825,228.12/2,737,632.96 = 477,520.78/x
  3. Step 3: Cross multiply
    1,825,228.12x = 2,737,632.96 × 477,520.78
  4. Step 4: Simplify right side
    1,825,228.12x = 1,307,276,626,412.91
  5. Step 5: Solve for x
    x = 1,307,276,626,412.91/1,825,228.12
  6. Step 6: Final answer
    x = 716,226.43

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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.