Home / 1,552,170.60-2,142,251.55-907,467.30

Finding the Fourth Proportional to 1,552,170.60, 2,142,251.55 and 907,467.30

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Solution

The fourth proportional to 1,552,170.60, 2,142,251.55 and 907,467.30 is: 1,252,454.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,170.60 : 2,142,251.55 = 907,467.30 : x
  2. Step 2: Convert to fraction form
    1,552,170.60/2,142,251.55 = 907,467.30/x
  3. Step 3: Cross multiply
    1,552,170.60x = 2,142,251.55 × 907,467.30
  4. Step 4: Simplify right side
    1,552,170.60x = 1,944,023,229,999.32
  5. Step 5: Solve for x
    x = 1,944,023,229,999.32/1,552,170.60
  6. Step 6: Final answer
    x = 1,252,454.61

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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.