Home / 4,824,310.86-6,660,664.56-2,990,728.71

Finding the Fourth Proportional to 4,824,310.86, 6,660,664.56 and 2,990,728.71

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Solution

The fourth proportional to 4,824,310.86, 6,660,664.56 and 2,990,728.71 is: 4,129,137.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824,310.86 : 6,660,664.56 = 2,990,728.71 : x
  2. Step 2: Convert to fraction form
    4,824,310.86/6,660,664.56 = 2,990,728.71/x
  3. Step 3: Cross multiply
    4,824,310.86x = 6,660,664.56 × 2,990,728.71
  4. Step 4: Simplify right side
    4,824,310.86x = 19,920,240,727,271.52
  5. Step 5: Solve for x
    x = 19,920,240,727,271.52/4,824,310.86
  6. Step 6: Final answer
    x = 4,129,137.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.