Home / 3,086,370.72-4,259,145.44-1,709,710.31

Finding the Fourth Proportional to 3,086,370.72, 4,259,145.44 and 1,709,710.31

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Solution

The fourth proportional to 3,086,370.72, 4,259,145.44 and 1,709,710.31 is: 2,359,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,370.72 : 4,259,145.44 = 1,709,710.31 : x
  2. Step 2: Convert to fraction form
    3,086,370.72/4,259,145.44 = 1,709,710.31/x
  3. Step 3: Cross multiply
    3,086,370.72x = 4,259,145.44 × 1,709,710.31
  4. Step 4: Simplify right side
    3,086,370.72x = 7,281,904,840,713.21
  5. Step 5: Solve for x
    x = 7,281,904,840,713.21/3,086,370.72
  6. Step 6: Final answer
    x = 2,359,374.65

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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.