Home / 1,585,822.78-2,188,451.19-860,676.94

Finding the Fourth Proportional to 1,585,822.78, 2,188,451.19 and 860,676.94

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Solution

The fourth proportional to 1,585,822.78, 2,188,451.19 and 860,676.94 is: 1,187,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,822.78 : 2,188,451.19 = 860,676.94 : x
  2. Step 2: Convert to fraction form
    1,585,822.78/2,188,451.19 = 860,676.94/x
  3. Step 3: Cross multiply
    1,585,822.78x = 2,188,451.19 × 860,676.94
  4. Step 4: Simplify right side
    1,585,822.78x = 1,883,549,473,548.56
  5. Step 5: Solve for x
    x = 1,883,549,473,548.56/1,585,822.78
  6. Step 6: Final answer
    x = 1,187,742.73

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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.