Home / 4,400,102.88-6,600,159.72-1,205,256.78

Finding the Fourth Proportional to 4,400,102.88, 6,600,159.72 and 1,205,256.78

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Solution

The fourth proportional to 4,400,102.88, 6,600,159.72 and 1,205,256.78 is: 1,807,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400,102.88 : 6,600,159.72 = 1,205,256.78 : x
  2. Step 2: Convert to fraction form
    4,400,102.88/6,600,159.72 = 1,205,256.78/x
  3. Step 3: Cross multiply
    4,400,102.88x = 6,600,159.72 × 1,205,256.78
  4. Step 4: Simplify right side
    4,400,102.88x = 7,954,887,251,612.90
  5. Step 5: Solve for x
    x = 7,954,887,251,612.90/4,400,102.88
  6. Step 6: Final answer
    x = 1,807,886.65

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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.