Home / 2,581,865.86-3,869,255.82-1,633,538.92

Finding the Fourth Proportional to 2,581,865.86, 3,869,255.82 and 1,633,538.92

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Solution

The fourth proportional to 2,581,865.86, 3,869,255.82 and 1,633,538.92 is: 2,448,066.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,865.86 : 3,869,255.82 = 1,633,538.92 : x
  2. Step 2: Convert to fraction form
    2,581,865.86/3,869,255.82 = 1,633,538.92/x
  3. Step 3: Cross multiply
    2,581,865.86x = 3,869,255.82 × 1,633,538.92
  4. Step 4: Simplify right side
    2,581,865.86x = 6,320,579,973,406.51
  5. Step 5: Solve for x
    x = 6,320,579,973,406.51/2,581,865.86
  6. Step 6: Final answer
    x = 2,448,066.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.