Home / 1,809,393.12-2,496,865.50-993,438

Finding the Fourth Proportional to 1,809,393.12, 2,496,865.50 and 993,438

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Solution

The fourth proportional to 1,809,393.12, 2,496,865.50 and 993,438 is: 1,370,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,393.12 : 2,496,865.50 = 993,438 : x
  2. Step 2: Convert to fraction form
    1,809,393.12/2,496,865.50 = 993,438/x
  3. Step 3: Cross multiply
    1,809,393.12x = 2,496,865.50 × 993,438
  4. Step 4: Simplify right side
    1,809,393.12x = 2,480,481,068,589
  5. Step 5: Solve for x
    x = 2,480,481,068,589/1,809,393.12
  6. Step 6: Final answer
    x = 1,370,891.18

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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.