Home / 3,653,642.20-5,475,797.70-2,808,002.20

Finding the Fourth Proportional to 3,653,642.20, 5,475,797.70 and 2,808,002.20

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Solution

The fourth proportional to 3,653,642.20, 5,475,797.70 and 2,808,002.20 is: 4,208,417.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,642.20 : 5,475,797.70 = 2,808,002.20 : x
  2. Step 2: Convert to fraction form
    3,653,642.20/5,475,797.70 = 2,808,002.20/x
  3. Step 3: Cross multiply
    3,653,642.20x = 5,475,797.70 × 2,808,002.20
  4. Step 4: Simplify right side
    3,653,642.20x = 15,376,051,988,354.94
  5. Step 5: Solve for x
    x = 15,376,051,988,354.94/3,653,642.20
  6. Step 6: Final answer
    x = 4,208,417.56

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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.