Home / 1,451,775-2,003,354.64-807,171.42

Finding the Fourth Proportional to 1,451,775, 2,003,354.64 and 807,171.42

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Solution

The fourth proportional to 1,451,775, 2,003,354.64 and 807,171.42 is: 1,113,843.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,775 : 2,003,354.64 = 807,171.42 : x
  2. Step 2: Convert to fraction form
    1,451,775/2,003,354.64 = 807,171.42/x
  3. Step 3: Cross multiply
    1,451,775x = 2,003,354.64 × 807,171.42
  4. Step 4: Simplify right side
    1,451,775x = 1,617,050,609,532.39
  5. Step 5: Solve for x
    x = 1,617,050,609,532.39/1,451,775
  6. Step 6: Final answer
    x = 1,113,843.82

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1.5x scale

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.