Home / 1,552,357.44-2,142,183.84-864,065.28

Finding the Fourth Proportional to 1,552,357.44, 2,142,183.84 and 864,065.28

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Solution

The fourth proportional to 1,552,357.44, 2,142,183.84 and 864,065.28 is: 1,192,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,357.44 : 2,142,183.84 = 864,065.28 : x
  2. Step 2: Convert to fraction form
    1,552,357.44/2,142,183.84 = 864,065.28/x
  3. Step 3: Cross multiply
    1,552,357.44x = 2,142,183.84 × 864,065.28
  4. Step 4: Simplify right side
    1,552,357.44x = 1,850,986,679,521.08
  5. Step 5: Solve for x
    x = 1,850,986,679,521.08/1,552,357.44
  6. Step 6: Final answer
    x = 1,192,371.44

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Why These Related Problems?

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