Home / 3,820,300.77-5,728,479.21-1,124,275.92

Finding the Fourth Proportional to 3,820,300.77, 5,728,479.21 and 1,124,275.92

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Solution

The fourth proportional to 3,820,300.77, 5,728,479.21 and 1,124,275.92 is: 1,685,833.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,300.77 : 5,728,479.21 = 1,124,275.92 : x
  2. Step 2: Convert to fraction form
    3,820,300.77/5,728,479.21 = 1,124,275.92/x
  3. Step 3: Cross multiply
    3,820,300.77x = 5,728,479.21 × 1,124,275.92
  4. Step 4: Simplify right side
    3,820,300.77x = 6,440,391,234,023.62
  5. Step 5: Solve for x
    x = 6,440,391,234,023.62/3,820,300.77
  6. Step 6: Final answer
    x = 1,685,833.56

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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.