Home / 1,620,471.78-2,236,340.77-895,303.94

Finding the Fourth Proportional to 1,620,471.78, 2,236,340.77 and 895,303.94

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Solution

The fourth proportional to 1,620,471.78, 2,236,340.77 and 895,303.94 is: 1,235,569.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,471.78 : 2,236,340.77 = 895,303.94 : x
  2. Step 2: Convert to fraction form
    1,620,471.78/2,236,340.77 = 895,303.94/x
  3. Step 3: Cross multiply
    1,620,471.78x = 2,236,340.77 × 895,303.94
  4. Step 4: Simplify right side
    1,620,471.78x = 2,002,204,689,143.67
  5. Step 5: Solve for x
    x = 2,002,204,689,143.67/1,620,471.78
  6. Step 6: Final answer
    x = 1,235,569.00

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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.