Home / 1,618,192.49-2,233,945.17-1,182,120.28

Finding the Fourth Proportional to 1,618,192.49, 2,233,945.17 and 1,182,120.28

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Solution

The fourth proportional to 1,618,192.49, 2,233,945.17 and 1,182,120.28 is: 1,631,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,192.49 : 2,233,945.17 = 1,182,120.28 : x
  2. Step 2: Convert to fraction form
    1,618,192.49/2,233,945.17 = 1,182,120.28/x
  3. Step 3: Cross multiply
    1,618,192.49x = 2,233,945.17 × 1,182,120.28
  4. Step 4: Simplify right side
    1,618,192.49x = 2,640,791,884,280.18
  5. Step 5: Solve for x
    x = 2,640,791,884,280.18/1,618,192.49
  6. Step 6: Final answer
    x = 1,631,939.28

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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.