Home / 1,101,935.04-1,520,553.49-618,553.36

Finding the Fourth Proportional to 1,101,935.04, 1,520,553.49 and 618,553.36

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Solution

The fourth proportional to 1,101,935.04, 1,520,553.49 and 618,553.36 is: 853,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,935.04 : 1,520,553.49 = 618,553.36 : x
  2. Step 2: Convert to fraction form
    1,101,935.04/1,520,553.49 = 618,553.36/x
  3. Step 3: Cross multiply
    1,101,935.04x = 1,520,553.49 × 618,553.36
  4. Step 4: Simplify right side
    1,101,935.04x = 940,543,470,299.23
  5. Step 5: Solve for x
    x = 940,543,470,299.23/1,101,935.04
  6. Step 6: Final answer
    x = 853,538.04

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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.