Home / 1,548,512.87-2,137,007.69-860,236.86

Finding the Fourth Proportional to 1,548,512.87, 2,137,007.69 and 860,236.86

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Solution

The fourth proportional to 1,548,512.87, 2,137,007.69 and 860,236.86 is: 1,187,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,512.87 : 2,137,007.69 = 860,236.86 : x
  2. Step 2: Convert to fraction form
    1,548,512.87/2,137,007.69 = 860,236.86/x
  3. Step 3: Cross multiply
    1,548,512.87x = 2,137,007.69 × 860,236.86
  4. Step 4: Simplify right side
    1,548,512.87x = 1,838,332,777,539.77
  5. Step 5: Solve for x
    x = 1,838,332,777,539.77/1,548,512.87
  6. Step 6: Final answer
    x = 1,187,160.16

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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.