Home / 1,100,024.18-1,518,103.53-616,589.45

Finding the Fourth Proportional to 1,100,024.18, 1,518,103.53 and 616,589.45

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Solution

The fourth proportional to 1,100,024.18, 1,518,103.53 and 616,589.45 is: 850,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,024.18 : 1,518,103.53 = 616,589.45 : x
  2. Step 2: Convert to fraction form
    1,100,024.18/1,518,103.53 = 616,589.45/x
  3. Step 3: Cross multiply
    1,100,024.18x = 1,518,103.53 × 616,589.45
  4. Step 4: Simplify right side
    1,100,024.18x = 936,046,617,522.81
  5. Step 5: Solve for x
    x = 936,046,617,522.81/1,100,024.18
  6. Step 6: Final answer
    x = 850,932.77

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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.