Home / 3,074,821.76-4,243,165.60-1,716,665.60

Finding the Fourth Proportional to 3,074,821.76, 4,243,165.60 and 1,716,665.60

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Solution

The fourth proportional to 3,074,821.76, 4,243,165.60 and 1,716,665.60 is: 2,368,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,821.76 : 4,243,165.60 = 1,716,665.60 : x
  2. Step 2: Convert to fraction form
    3,074,821.76/4,243,165.60 = 1,716,665.60/x
  3. Step 3: Cross multiply
    3,074,821.76x = 4,243,165.60 × 1,716,665.60
  4. Step 4: Simplify right side
    3,074,821.76x = 7,284,096,420,623.36
  5. Step 5: Solve for x
    x = 7,284,096,420,623.36/3,074,821.76
  6. Step 6: Final answer
    x = 2,368,949.16

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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.