Home / 1,839,539.52-2,758,308.66-641,140.20

Finding the Fourth Proportional to 1,839,539.52, 2,758,308.66 and 641,140.20

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Solution

The fourth proportional to 1,839,539.52, 2,758,308.66 and 641,140.20 is: 961,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,539.52 : 2,758,308.66 = 641,140.20 : x
  2. Step 2: Convert to fraction form
    1,839,539.52/2,758,308.66 = 641,140.20/x
  3. Step 3: Cross multiply
    1,839,539.52x = 2,758,308.66 × 641,140.20
  4. Step 4: Simplify right side
    1,839,539.52x = 1,768,462,565,934.13
  5. Step 5: Solve for x
    x = 1,768,462,565,934.13/1,839,539.52
  6. Step 6: Final answer
    x = 961,361.55

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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.