Home / 1,586,051.76-2,188,753.38-860,899.44

Finding the Fourth Proportional to 1,586,051.76, 2,188,753.38 and 860,899.44

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Solution

The fourth proportional to 1,586,051.76, 2,188,753.38 and 860,899.44 is: 1,188,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,051.76 : 2,188,753.38 = 860,899.44 : x
  2. Step 2: Convert to fraction form
    1,586,051.76/2,188,753.38 = 860,899.44/x
  3. Step 3: Cross multiply
    1,586,051.76x = 2,188,753.38 × 860,899.44
  4. Step 4: Simplify right side
    1,586,051.76x = 1,884,296,559,140.11
  5. Step 5: Solve for x
    x = 1,884,296,559,140.11/1,586,051.76
  6. Step 6: Final answer
    x = 1,188,042.29

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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.