Home / 1,663,801.82-2,296,048.05-899,855.39

Finding the Fourth Proportional to 1,663,801.82, 2,296,048.05 and 899,855.39

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Solution

The fourth proportional to 1,663,801.82, 2,296,048.05 and 899,855.39 is: 1,241,801.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,801.82 : 2,296,048.05 = 899,855.39 : x
  2. Step 2: Convert to fraction form
    1,663,801.82/2,296,048.05 = 899,855.39/x
  3. Step 3: Cross multiply
    1,663,801.82x = 2,296,048.05 × 899,855.39
  4. Step 4: Simplify right side
    1,663,801.82x = 2,066,111,197,511.97
  5. Step 5: Solve for x
    x = 2,066,111,197,511.97/1,663,801.82
  6. Step 6: Final answer
    x = 1,241,801.26

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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.