Home / 2,930,411.40-4,395,617.10-800,710.80

Finding the Fourth Proportional to 2,930,411.40, 4,395,617.10 and 800,710.80

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Solution

The fourth proportional to 2,930,411.40, 4,395,617.10 and 800,710.80 is: 1,201,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,411.40 : 4,395,617.10 = 800,710.80 : x
  2. Step 2: Convert to fraction form
    2,930,411.40/4,395,617.10 = 800,710.80/x
  3. Step 3: Cross multiply
    2,930,411.40x = 4,395,617.10 × 800,710.80
  4. Step 4: Simplify right side
    2,930,411.40x = 3,519,618,084,634.68
  5. Step 5: Solve for x
    x = 3,519,618,084,634.68/2,930,411.40
  6. Step 6: Final answer
    x = 1,201,066.20

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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.