Home / 4,680,286.20-7,020,429.30-2,910,814.20

Finding the Fourth Proportional to 4,680,286.20, 7,020,429.30 and 2,910,814.20

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Solution

The fourth proportional to 4,680,286.20, 7,020,429.30 and 2,910,814.20 is: 4,366,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,286.20 : 7,020,429.30 = 2,910,814.20 : x
  2. Step 2: Convert to fraction form
    4,680,286.20/7,020,429.30 = 2,910,814.20/x
  3. Step 3: Cross multiply
    4,680,286.20x = 7,020,429.30 × 2,910,814.20
  4. Step 4: Simplify right side
    4,680,286.20x = 20,435,165,296,536.06
  5. Step 5: Solve for x
    x = 20,435,165,296,536.06/4,680,286.20
  6. Step 6: Final answer
    x = 4,366,221.30

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1.5x scale

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.