Home / 2,168,562.80-3,250,511.40-820,204.40

Finding the Fourth Proportional to 2,168,562.80, 3,250,511.40 and 820,204.40

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Solution

The fourth proportional to 2,168,562.80, 3,250,511.40 and 820,204.40 is: 1,229,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,562.80 : 3,250,511.40 = 820,204.40 : x
  2. Step 2: Convert to fraction form
    2,168,562.80/3,250,511.40 = 820,204.40/x
  3. Step 3: Cross multiply
    2,168,562.80x = 3,250,511.40 × 820,204.40
  4. Step 4: Simplify right side
    2,168,562.80x = 2,666,083,752,530.16
  5. Step 5: Solve for x
    x = 2,666,083,752,530.16/2,168,562.80
  6. Step 6: Final answer
    x = 1,229,424.28

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1.5x scale

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.