Home / 1,082,196.74-1,622,040.32-407,846.23

Finding the Fourth Proportional to 1,082,196.74, 1,622,040.32 and 407,846.23

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Solution

The fourth proportional to 1,082,196.74, 1,622,040.32 and 407,846.23 is: 611,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,196.74 : 1,622,040.32 = 407,846.23 : x
  2. Step 2: Convert to fraction form
    1,082,196.74/1,622,040.32 = 407,846.23/x
  3. Step 3: Cross multiply
    1,082,196.74x = 1,622,040.32 × 407,846.23
  4. Step 4: Simplify right side
    1,082,196.74x = 661,543,026,384.51
  5. Step 5: Solve for x
    x = 661,543,026,384.51/1,082,196.74
  6. Step 6: Final answer
    x = 611,296.45

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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.