Home / 1,100,023.93-1,518,103.18-616,589.20

Finding the Fourth Proportional to 1,100,023.93, 1,518,103.18 and 616,589.20

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Solution

The fourth proportional to 1,100,023.93, 1,518,103.18 and 616,589.20 is: 850,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,023.93 : 1,518,103.18 = 616,589.20 : x
  2. Step 2: Convert to fraction form
    1,100,023.93/1,518,103.18 = 616,589.20/x
  3. Step 3: Cross multiply
    1,100,023.93x = 1,518,103.18 × 616,589.20
  4. Step 4: Simplify right side
    1,100,023.93x = 936,046,023,732.18
  5. Step 5: Solve for x
    x = 936,046,023,732.18/1,100,023.93
  6. Step 6: Final answer
    x = 850,932.42

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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.