Home / 3,187,440.45-4,782,569.24-1,670,760.74

Finding the Fourth Proportional to 3,187,440.45, 4,782,569.24 and 1,670,760.74

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Solution

The fourth proportional to 3,187,440.45, 4,782,569.24 and 1,670,760.74 is: 2,506,879.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,440.45 : 4,782,569.24 = 1,670,760.74 : x
  2. Step 2: Convert to fraction form
    3,187,440.45/4,782,569.24 = 1,670,760.74/x
  3. Step 3: Cross multiply
    3,187,440.45x = 4,782,569.24 × 1,670,760.74
  4. Step 4: Simplify right side
    3,187,440.45x = 7,990,528,922,523.64
  5. Step 5: Solve for x
    x = 7,990,528,922,523.64/3,187,440.45
  6. Step 6: Final answer
    x = 2,506,879.44

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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.