Home / 1,811,142.92-2,716,807.44-463,317.20

Finding the Fourth Proportional to 1,811,142.92, 2,716,807.44 and 463,317.20

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Solution

The fourth proportional to 1,811,142.92, 2,716,807.44 and 463,317.20 is: 694,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,142.92 : 2,716,807.44 = 463,317.20 : x
  2. Step 2: Convert to fraction form
    1,811,142.92/2,716,807.44 = 463,317.20/x
  3. Step 3: Cross multiply
    1,811,142.92x = 2,716,807.44 × 463,317.20
  4. Step 4: Simplify right side
    1,811,142.92x = 1,258,743,616,039.97
  5. Step 5: Solve for x
    x = 1,258,743,616,039.97/1,811,142.92
  6. Step 6: Final answer
    x = 694,999.61

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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.