Home / 3,992,359.86-5,990,255.37-1,297,510.92

Finding the Fourth Proportional to 3,992,359.86, 5,990,255.37 and 1,297,510.92

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Solution

The fourth proportional to 3,992,359.86, 5,990,255.37 and 1,297,510.92 is: 1,946,823.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,359.86 : 5,990,255.37 = 1,297,510.92 : x
  2. Step 2: Convert to fraction form
    3,992,359.86/5,990,255.37 = 1,297,510.92/x
  3. Step 3: Cross multiply
    3,992,359.86x = 5,990,255.37 × 1,297,510.92
  4. Step 4: Simplify right side
    3,992,359.86x = 7,772,421,756,163.64
  5. Step 5: Solve for x
    x = 7,772,421,756,163.64/3,992,359.86
  6. Step 6: Final answer
    x = 1,946,823.94

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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.