Home / 1,100,039.12-1,518,124.14-616,604.39

Finding the Fourth Proportional to 1,100,039.12, 1,518,124.14 and 616,604.39

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Solution

The fourth proportional to 1,100,039.12, 1,518,124.14 and 616,604.39 is: 850,953.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,039.12 : 1,518,124.14 = 616,604.39 : x
  2. Step 2: Convert to fraction form
    1,100,039.12/1,518,124.14 = 616,604.39/x
  3. Step 3: Cross multiply
    1,100,039.12x = 1,518,124.14 × 616,604.39
  4. Step 4: Simplify right side
    1,100,039.12x = 936,082,006,205.95
  5. Step 5: Solve for x
    x = 936,082,006,205.95/1,100,039.12
  6. Step 6: Final answer
    x = 850,953.38

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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.