Home / 1,216,446.37-1,822,011.74-616,377.31

Finding the Fourth Proportional to 1,216,446.37, 1,822,011.74 and 616,377.31

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Solution

The fourth proportional to 1,216,446.37, 1,822,011.74 and 616,377.31 is: 923,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,446.37 : 1,822,011.74 = 616,377.31 : x
  2. Step 2: Convert to fraction form
    1,216,446.37/1,822,011.74 = 616,377.31/x
  3. Step 3: Cross multiply
    1,216,446.37x = 1,822,011.74 × 616,377.31
  4. Step 4: Simplify right side
    1,216,446.37x = 1,123,046,689,764.12
  5. Step 5: Solve for x
    x = 1,123,046,689,764.12/1,216,446.37
  6. Step 6: Final answer
    x = 923,219.24

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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.