Home / 1,883,816.20-2,825,329.02-621,348.04

Finding the Fourth Proportional to 1,883,816.20, 2,825,329.02 and 621,348.04

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Solution

The fourth proportional to 1,883,816.20, 2,825,329.02 and 621,348.04 is: 931,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,816.20 : 2,825,329.02 = 621,348.04 : x
  2. Step 2: Convert to fraction form
    1,883,816.20/2,825,329.02 = 621,348.04/x
  3. Step 3: Cross multiply
    1,883,816.20x = 2,825,329.02 × 621,348.04
  4. Step 4: Simplify right side
    1,883,816.20x = 1,755,512,648,932.12
  5. Step 5: Solve for x
    x = 1,755,512,648,932.12/1,883,816.20
  6. Step 6: Final answer
    x = 931,891.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.