Home / 2,122,739.36-3,184,101.84-860,564

Finding the Fourth Proportional to 2,122,739.36, 3,184,101.84 and 860,564

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Solution

The fourth proportional to 2,122,739.36, 3,184,101.84 and 860,564 is: 1,290,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,739.36 : 3,184,101.84 = 860,564 : x
  2. Step 2: Convert to fraction form
    2,122,739.36/3,184,101.84 = 860,564/x
  3. Step 3: Cross multiply
    2,122,739.36x = 3,184,101.84 × 860,564
  4. Step 4: Simplify right side
    2,122,739.36x = 2,740,123,415,837.76
  5. Step 5: Solve for x
    x = 2,740,123,415,837.76/2,122,739.36
  6. Step 6: Final answer
    x = 1,290,843.08

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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.