Home / 1,283,356.00-1,926,926.42-715,845.90

Finding the Fourth Proportional to 1,283,356.00, 1,926,926.42 and 715,845.90

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Solution

The fourth proportional to 1,283,356.00, 1,926,926.42 and 715,845.90 is: 1,074,824.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,356.00 : 1,926,926.42 = 715,845.90 : x
  2. Step 2: Convert to fraction form
    1,283,356.00/1,926,926.42 = 715,845.90/x
  3. Step 3: Cross multiply
    1,283,356.00x = 1,926,926.42 × 715,845.90
  4. Step 4: Simplify right side
    1,283,356.00x = 1,379,382,381,005.42
  5. Step 5: Solve for x
    x = 1,379,382,381,005.42/1,283,356.00
  6. Step 6: Final answer
    x = 1,074,824.43

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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.