Home / 1,620,535.18-2,236,278.46-895,367.28

Finding the Fourth Proportional to 1,620,535.18, 2,236,278.46 and 895,367.28

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Solution

The fourth proportional to 1,620,535.18, 2,236,278.46 and 895,367.28 is: 1,235,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,535.18 : 2,236,278.46 = 895,367.28 : x
  2. Step 2: Convert to fraction form
    1,620,535.18/2,236,278.46 = 895,367.28/x
  3. Step 3: Cross multiply
    1,620,535.18x = 2,236,278.46 × 895,367.28
  4. Step 4: Simplify right side
    1,620,535.18x = 2,002,290,562,052.79
  5. Step 5: Solve for x
    x = 2,002,290,562,052.79/1,620,535.18
  6. Step 6: Final answer
    x = 1,235,573.65

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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.