Home / 1,585,997.44-2,188,678.66-860,845.30

Finding the Fourth Proportional to 1,585,997.44, 2,188,678.66 and 860,845.30

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Solution

The fourth proportional to 1,585,997.44, 2,188,678.66 and 860,845.30 is: 1,187,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,997.44 : 2,188,678.66 = 860,845.30 : x
  2. Step 2: Convert to fraction form
    1,585,997.44/2,188,678.66 = 860,845.30/x
  3. Step 3: Cross multiply
    1,585,997.44x = 2,188,678.66 × 860,845.30
  4. Step 4: Simplify right side
    1,585,997.44x = 1,884,113,730,047.49
  5. Step 5: Solve for x
    x = 1,884,113,730,047.49/1,585,997.44
  6. Step 6: Final answer
    x = 1,187,967.70

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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.