Home / 1,152,023.20-1,728,553.20-404,605.60

Finding the Fourth Proportional to 1,152,023.20, 1,728,553.20 and 404,605.60

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Solution

The fourth proportional to 1,152,023.20, 1,728,553.20 and 404,605.60 is: 607,090.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,023.20 : 1,728,553.20 = 404,605.60 : x
  2. Step 2: Convert to fraction form
    1,152,023.20/1,728,553.20 = 404,605.60/x
  3. Step 3: Cross multiply
    1,152,023.20x = 1,728,553.20 × 404,605.60
  4. Step 4: Simplify right side
    1,152,023.20x = 699,382,304,617.92
  5. Step 5: Solve for x
    x = 699,382,304,617.92/1,152,023.20
  6. Step 6: Final answer
    x = 607,090.47

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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.