Home / 1,585,992.96-2,188,611.63-860,825.07

Finding the Fourth Proportional to 1,585,992.96, 2,188,611.63 and 860,825.07

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Solution

The fourth proportional to 1,585,992.96, 2,188,611.63 and 860,825.07 is: 1,187,906.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,992.96 : 2,188,611.63 = 860,825.07 : x
  2. Step 2: Convert to fraction form
    1,585,992.96/2,188,611.63 = 860,825.07/x
  3. Step 3: Cross multiply
    1,585,992.96x = 2,188,611.63 × 860,825.07
  4. Step 4: Simplify right side
    1,585,992.96x = 1,884,011,759,597.56
  5. Step 5: Solve for x
    x = 1,884,011,759,597.56/1,585,992.96
  6. Step 6: Final answer
    x = 1,187,906.76

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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.