Home / 1,585,748.25-2,188,333.73-860,595.78

Finding the Fourth Proportional to 1,585,748.25, 2,188,333.73 and 860,595.78

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Solution

The fourth proportional to 1,585,748.25, 2,188,333.73 and 860,595.78 is: 1,187,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,748.25 : 2,188,333.73 = 860,595.78 : x
  2. Step 2: Convert to fraction form
    1,585,748.25/2,188,333.73 = 860,595.78/x
  3. Step 3: Cross multiply
    1,585,748.25x = 2,188,333.73 × 860,595.78
  4. Step 4: Simplify right side
    1,585,748.25x = 1,883,270,764,610.11
  5. Step 5: Solve for x
    x = 1,883,270,764,610.11/1,585,748.25
  6. Step 6: Final answer
    x = 1,187,622.79

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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.