Home / 1,585,896.27-2,188,538.90-860,743.90

Finding the Fourth Proportional to 1,585,896.27, 2,188,538.90 and 860,743.90

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Solution

The fourth proportional to 1,585,896.27, 2,188,538.90 and 860,743.90 is: 1,187,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,896.27 : 2,188,538.90 = 860,743.90 : x
  2. Step 2: Convert to fraction form
    1,585,896.27/2,188,538.90 = 860,743.90/x
  3. Step 3: Cross multiply
    1,585,896.27x = 2,188,538.90 × 860,743.90
  4. Step 4: Simplify right side
    1,585,896.27x = 1,883,771,508,087.71
  5. Step 5: Solve for x
    x = 1,883,771,508,087.71/1,585,896.27
  6. Step 6: Final answer
    x = 1,187,827.69

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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.