Home / 1,100,025.43-1,518,105.25-616,590.70

Finding the Fourth Proportional to 1,100,025.43, 1,518,105.25 and 616,590.70

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Solution

The fourth proportional to 1,100,025.43, 1,518,105.25 and 616,590.70 is: 850,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,025.43 : 1,518,105.25 = 616,590.70 : x
  2. Step 2: Convert to fraction form
    1,100,025.43/1,518,105.25 = 616,590.70/x
  3. Step 3: Cross multiply
    1,100,025.43x = 1,518,105.25 × 616,590.70
  4. Step 4: Simplify right side
    1,100,025.43x = 936,049,578,771.18
  5. Step 5: Solve for x
    x = 936,049,578,771.18/1,100,025.43
  6. Step 6: Final answer
    x = 850,934.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.