Home / 3,312,404.20-4,971,522.30-1,962,879.40

Finding the Fourth Proportional to 3,312,404.20, 4,971,522.30 and 1,962,879.40

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Solution

The fourth proportional to 3,312,404.20, 4,971,522.30 and 1,962,879.40 is: 2,946,047.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,404.20 : 4,971,522.30 = 1,962,879.40 : x
  2. Step 2: Convert to fraction form
    3,312,404.20/4,971,522.30 = 1,962,879.40/x
  3. Step 3: Cross multiply
    3,312,404.20x = 4,971,522.30 × 1,962,879.40
  4. Step 4: Simplify right side
    3,312,404.20x = 9,758,498,709,310.62
  5. Step 5: Solve for x
    x = 9,758,498,709,310.62/3,312,404.20
  6. Step 6: Final answer
    x = 2,946,047.08

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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.