Home / 4,170,857.40-6,256,286.10-1,774,780.20

Finding the Fourth Proportional to 4,170,857.40, 6,256,286.10 and 1,774,780.20

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Solution

The fourth proportional to 4,170,857.40, 6,256,286.10 and 1,774,780.20 is: 2,662,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170,857.40 : 6,256,286.10 = 1,774,780.20 : x
  2. Step 2: Convert to fraction form
    4,170,857.40/6,256,286.10 = 1,774,780.20/x
  3. Step 3: Cross multiply
    4,170,857.40x = 6,256,286.10 × 1,774,780.20
  4. Step 4: Simplify right side
    4,170,857.40x = 11,103,532,695,815.22
  5. Step 5: Solve for x
    x = 11,103,532,695,815.22/4,170,857.40
  6. Step 6: Final answer
    x = 2,662,170.30

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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.