Home / 1,839,238.42-2,758,873.12-641,158.52

Finding the Fourth Proportional to 1,839,238.42, 2,758,873.12 and 641,158.52

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Solution

The fourth proportional to 1,839,238.42, 2,758,873.12 and 641,158.52 is: 961,743.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,238.42 : 2,758,873.12 = 641,158.52 : x
  2. Step 2: Convert to fraction form
    1,839,238.42/2,758,873.12 = 641,158.52/x
  3. Step 3: Cross multiply
    1,839,238.42x = 2,758,873.12 × 641,158.52
  4. Step 4: Simplify right side
    1,839,238.42x = 1,768,875,006,486.98
  5. Step 5: Solve for x
    x = 1,768,875,006,486.98/1,839,238.42
  6. Step 6: Final answer
    x = 961,743.18

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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.