Home / 3,998,721.47-5,997,466.19-1,303,039.85

Finding the Fourth Proportional to 3,998,721.47, 5,997,466.19 and 1,303,039.85

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Solution

The fourth proportional to 3,998,721.47, 5,997,466.19 and 1,303,039.85 is: 1,954,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,721.47 : 5,997,466.19 = 1,303,039.85 : x
  2. Step 2: Convert to fraction form
    3,998,721.47/5,997,466.19 = 1,303,039.85/x
  3. Step 3: Cross multiply
    3,998,721.47x = 5,997,466.19 × 1,303,039.85
  4. Step 4: Simplify right side
    3,998,721.47x = 7,814,937,417,867.94
  5. Step 5: Solve for x
    x = 7,814,937,417,867.94/3,998,721.47
  6. Step 6: Final answer
    x = 1,954,359.03

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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.