Home / 1,532,847.78-2,115,330.57-888,641.37

Finding the Fourth Proportional to 1,532,847.78, 2,115,330.57 and 888,641.37

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Solution

The fourth proportional to 1,532,847.78, 2,115,330.57 and 888,641.37 is: 1,226,325.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,847.78 : 2,115,330.57 = 888,641.37 : x
  2. Step 2: Convert to fraction form
    1,532,847.78/2,115,330.57 = 888,641.37/x
  3. Step 3: Cross multiply
    1,532,847.78x = 2,115,330.57 × 888,641.37
  4. Step 4: Simplify right side
    1,532,847.78x = 1,879,770,255,727.68
  5. Step 5: Solve for x
    x = 1,879,770,255,727.68/1,532,847.78
  6. Step 6: Final answer
    x = 1,226,325.46

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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.