Home / 1,939,344.96-2,907,665.52-859,270.32

Finding the Fourth Proportional to 1,939,344.96, 2,907,665.52 and 859,270.32

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Solution

The fourth proportional to 1,939,344.96, 2,907,665.52 and 859,270.32 is: 1,288,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,344.96 : 2,907,665.52 = 859,270.32 : x
  2. Step 2: Convert to fraction form
    1,939,344.96/2,907,665.52 = 859,270.32/x
  3. Step 3: Cross multiply
    1,939,344.96x = 2,907,665.52 × 859,270.32
  4. Step 4: Simplify right side
    1,939,344.96x = 2,498,470,681,823.37
  5. Step 5: Solve for x
    x = 2,498,470,681,823.37/1,939,344.96
  6. Step 6: Final answer
    x = 1,288,306.48

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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.