Home / 1,522,173.16-2,099,149.50-910,226.26

Finding the Fourth Proportional to 1,522,173.16, 2,099,149.50 and 910,226.26

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Solution

The fourth proportional to 1,522,173.16, 2,099,149.50 and 910,226.26 is: 1,255,245.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,173.16 : 2,099,149.50 = 910,226.26 : x
  2. Step 2: Convert to fraction form
    1,522,173.16/2,099,149.50 = 910,226.26/x
  3. Step 3: Cross multiply
    1,522,173.16x = 2,099,149.50 × 910,226.26
  4. Step 4: Simplify right side
    1,522,173.16x = 1,910,700,998,565.87
  5. Step 5: Solve for x
    x = 1,910,700,998,565.87/1,522,173.16
  6. Step 6: Final answer
    x = 1,255,245.49

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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.