Home / 1,585,997.19-2,188,678.31-860,845.04

Finding the Fourth Proportional to 1,585,997.19, 2,188,678.31 and 860,845.04

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Solution

The fourth proportional to 1,585,997.19, 2,188,678.31 and 860,845.04 is: 1,187,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,997.19 : 2,188,678.31 = 860,845.04 : x
  2. Step 2: Convert to fraction form
    1,585,997.19/2,188,678.31 = 860,845.04/x
  3. Step 3: Cross multiply
    1,585,997.19x = 2,188,678.31 × 860,845.04
  4. Step 4: Simplify right side
    1,585,997.19x = 1,884,112,867,319.08
  5. Step 5: Solve for x
    x = 1,884,112,867,319.08/1,585,997.19
  6. Step 6: Final answer
    x = 1,187,967.34

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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.