Home / 2,826,983.68-4,240,409.28-907,891.20

Finding the Fourth Proportional to 2,826,983.68, 4,240,409.28 and 907,891.20

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Solution

The fourth proportional to 2,826,983.68, 4,240,409.28 and 907,891.20 is: 1,361,815.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,983.68 : 4,240,409.28 = 907,891.20 : x
  2. Step 2: Convert to fraction form
    2,826,983.68/4,240,409.28 = 907,891.20/x
  3. Step 3: Cross multiply
    2,826,983.68x = 4,240,409.28 × 907,891.20
  4. Step 4: Simplify right side
    2,826,983.68x = 3,849,830,269,710.34
  5. Step 5: Solve for x
    x = 3,849,830,269,710.34/2,826,983.68
  6. Step 6: Final answer
    x = 1,361,815.53

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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.