Home / 1,627,640.10-2,441,690.55-505,592.10

Finding the Fourth Proportional to 1,627,640.10, 2,441,690.55 and 505,592.10

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Solution

The fourth proportional to 1,627,640.10, 2,441,690.55 and 505,592.10 is: 758,459.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,640.10 : 2,441,690.55 = 505,592.10 : x
  2. Step 2: Convert to fraction form
    1,627,640.10/2,441,690.55 = 505,592.10/x
  3. Step 3: Cross multiply
    1,627,640.10x = 2,441,690.55 × 505,592.10
  4. Step 4: Simplify right side
    1,627,640.10x = 1,234,499,452,724.65
  5. Step 5: Solve for x
    x = 1,234,499,452,724.65/1,627,640.10
  6. Step 6: Final answer
    x = 758,459.72

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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.