Home / 1,617,145.20-2,425,933.80-551,919.60

Finding the Fourth Proportional to 1,617,145.20, 2,425,933.80 and 551,919.60

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Solution

The fourth proportional to 1,617,145.20, 2,425,933.80 and 551,919.60 is: 827,953.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,145.20 : 2,425,933.80 = 551,919.60 : x
  2. Step 2: Convert to fraction form
    1,617,145.20/2,425,933.80 = 551,919.60/x
  3. Step 3: Cross multiply
    1,617,145.20x = 2,425,933.80 × 551,919.60
  4. Step 4: Simplify right side
    1,617,145.20x = 1,338,920,412,522.48
  5. Step 5: Solve for x
    x = 1,338,920,412,522.48/1,617,145.20
  6. Step 6: Final answer
    x = 827,953.12

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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.