Home / 1,585,890.52-2,188,473.26-860,723.64

Finding the Fourth Proportional to 1,585,890.52, 2,188,473.26 and 860,723.64

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Solution

The fourth proportional to 1,585,890.52, 2,188,473.26 and 860,723.64 is: 1,187,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,890.52 : 2,188,473.26 = 860,723.64 : x
  2. Step 2: Convert to fraction form
    1,585,890.52/2,188,473.26 = 860,723.64/x
  3. Step 3: Cross multiply
    1,585,890.52x = 2,188,473.26 × 860,723.64
  4. Step 4: Simplify right side
    1,585,890.52x = 1,883,670,666,086.25
  5. Step 5: Solve for x
    x = 1,883,670,666,086.25/1,585,890.52
  6. Step 6: Final answer
    x = 1,187,768.41

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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.