Home / 1,620,300.12-2,236,059.32-895,194.60

Finding the Fourth Proportional to 1,620,300.12, 2,236,059.32 and 895,194.60

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Solution

The fourth proportional to 1,620,300.12, 2,236,059.32 and 895,194.60 is: 1,235,393.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,300.12 : 2,236,059.32 = 895,194.60 : x
  2. Step 2: Convert to fraction form
    1,620,300.12/2,236,059.32 = 895,194.60/x
  3. Step 3: Cross multiply
    1,620,300.12x = 2,236,059.32 × 895,194.60
  4. Step 4: Simplify right side
    1,620,300.12x = 2,001,708,224,067.70
  5. Step 5: Solve for x
    x = 2,001,708,224,067.70/1,620,300.12
  6. Step 6: Final answer
    x = 1,235,393.49

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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.