Home / 2,876,894.80-4,320,007.80-1,934,443.60

Finding the Fourth Proportional to 2,876,894.80, 4,320,007.80 and 1,934,443.60

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Solution

The fourth proportional to 2,876,894.80, 4,320,007.80 and 1,934,443.60 is: 2,904,802.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,894.80 : 4,320,007.80 = 1,934,443.60 : x
  2. Step 2: Convert to fraction form
    2,876,894.80/4,320,007.80 = 1,934,443.60/x
  3. Step 3: Cross multiply
    2,876,894.80x = 4,320,007.80 × 1,934,443.60
  4. Step 4: Simplify right side
    2,876,894.80x = 8,356,811,440,660.08
  5. Step 5: Solve for x
    x = 8,356,811,440,660.08/2,876,894.80
  6. Step 6: Final answer
    x = 2,904,802.58

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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.