Home / 4,169,780.64-6,255,137.52-1,329,233.76

Finding the Fourth Proportional to 4,169,780.64, 6,255,137.52 and 1,329,233.76

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Solution

The fourth proportional to 4,169,780.64, 6,255,137.52 and 1,329,233.76 is: 1,993,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169,780.64 : 6,255,137.52 = 1,329,233.76 : x
  2. Step 2: Convert to fraction form
    4,169,780.64/6,255,137.52 = 1,329,233.76/x
  3. Step 3: Cross multiply
    4,169,780.64x = 6,255,137.52 × 1,329,233.76
  4. Step 4: Simplify right side
    4,169,780.64x = 8,314,539,965,026.68
  5. Step 5: Solve for x
    x = 8,314,539,965,026.68/4,169,780.64
  6. Step 6: Final answer
    x = 1,993,999.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.