Home / 1,100,450.80-1,650,676.20-834,730.30

Finding the Fourth Proportional to 1,100,450.80, 1,650,676.20 and 834,730.30

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Solution

The fourth proportional to 1,100,450.80, 1,650,676.20 and 834,730.30 is: 1,252,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,450.80 : 1,650,676.20 = 834,730.30 : x
  2. Step 2: Convert to fraction form
    1,100,450.80/1,650,676.20 = 834,730.30/x
  3. Step 3: Cross multiply
    1,100,450.80x = 1,650,676.20 × 834,730.30
  4. Step 4: Simplify right side
    1,100,450.80x = 1,377,869,439,628.86
  5. Step 5: Solve for x
    x = 1,377,869,439,628.86/1,100,450.80
  6. Step 6: Final answer
    x = 1,252,095.45

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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.