Home / 1,346,538.80-1,858,388.16-773,577.92

Finding the Fourth Proportional to 1,346,538.80, 1,858,388.16 and 773,577.92

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Solution

The fourth proportional to 1,346,538.80, 1,858,388.16 and 773,577.92 is: 1,067,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,538.80 : 1,858,388.16 = 773,577.92 : x
  2. Step 2: Convert to fraction form
    1,346,538.80/1,858,388.16 = 773,577.92/x
  3. Step 3: Cross multiply
    1,346,538.80x = 1,858,388.16 × 773,577.92
  4. Step 4: Simplify right side
    1,346,538.80x = 1,437,608,047,365.43
  5. Step 5: Solve for x
    x = 1,437,608,047,365.43/1,346,538.80
  6. Step 6: Final answer
    x = 1,067,632.10

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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.