Home / 3,690,673.80-5,536,010.70-3,312,760.20

Finding the Fourth Proportional to 3,690,673.80, 5,536,010.70 and 3,312,760.20

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Solution

The fourth proportional to 3,690,673.80, 5,536,010.70 and 3,312,760.20 is: 4,969,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,673.80 : 5,536,010.70 = 3,312,760.20 : x
  2. Step 2: Convert to fraction form
    3,690,673.80/5,536,010.70 = 3,312,760.20/x
  3. Step 3: Cross multiply
    3,690,673.80x = 5,536,010.70 × 3,312,760.20
  4. Step 4: Simplify right side
    3,690,673.80x = 18,339,475,913,734.14
  5. Step 5: Solve for x
    x = 18,339,475,913,734.14/3,690,673.80
  6. Step 6: Final answer
    x = 4,969,140.30

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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.