Home / 1,198,577.98-1,654,043.25-654,721.30

Finding the Fourth Proportional to 1,198,577.98, 1,654,043.25 and 654,721.30

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Solution

The fourth proportional to 1,198,577.98, 1,654,043.25 and 654,721.30 is: 903,518.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,577.98 : 1,654,043.25 = 654,721.30 : x
  2. Step 2: Convert to fraction form
    1,198,577.98/1,654,043.25 = 654,721.30/x
  3. Step 3: Cross multiply
    1,198,577.98x = 1,654,043.25 × 654,721.30
  4. Step 4: Simplify right side
    1,198,577.98x = 1,082,937,346,896.23
  5. Step 5: Solve for x
    x = 1,082,937,346,896.23/1,198,577.98
  6. Step 6: Final answer
    x = 903,518.47

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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.