Home / 1,515,046.62-2,091,521.27-942,271.42

Finding the Fourth Proportional to 1,515,046.62, 2,091,521.27 and 942,271.42

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Solution

The fourth proportional to 1,515,046.62, 2,091,521.27 and 942,271.42 is: 1,300,805.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,046.62 : 2,091,521.27 = 942,271.42 : x
  2. Step 2: Convert to fraction form
    1,515,046.62/2,091,521.27 = 942,271.42/x
  3. Step 3: Cross multiply
    1,515,046.62x = 2,091,521.27 × 942,271.42
  4. Step 4: Simplify right side
    1,515,046.62x = 1,970,780,717,043.10
  5. Step 5: Solve for x
    x = 1,970,780,717,043.10/1,515,046.62
  6. Step 6: Final answer
    x = 1,300,805.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.