Home / 1,640,310.90-2,457,701.55-797,046.90

Finding the Fourth Proportional to 1,640,310.90, 2,457,701.55 and 797,046.90

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Solution

The fourth proportional to 1,640,310.90, 2,457,701.55 and 797,046.90 is: 1,194,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,310.90 : 2,457,701.55 = 797,046.90 : x
  2. Step 2: Convert to fraction form
    1,640,310.90/2,457,701.55 = 797,046.90/x
  3. Step 3: Cross multiply
    1,640,310.90x = 2,457,701.55 × 797,046.90
  4. Step 4: Simplify right side
    1,640,310.90x = 1,958,903,401,552.69
  5. Step 5: Solve for x
    x = 1,958,903,401,552.69/1,640,310.90
  6. Step 6: Final answer
    x = 1,194,226.90

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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.