Home / 1,914,972.80-2,872,880.40-567,240.80

Finding the Fourth Proportional to 1,914,972.80, 2,872,880.40 and 567,240.80

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Solution

The fourth proportional to 1,914,972.80, 2,872,880.40 and 567,240.80 is: 850,985.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,972.80 : 2,872,880.40 = 567,240.80 : x
  2. Step 2: Convert to fraction form
    1,914,972.80/2,872,880.40 = 567,240.80/x
  3. Step 3: Cross multiply
    1,914,972.80x = 2,872,880.40 × 567,240.80
  4. Step 4: Simplify right side
    1,914,972.80x = 1,629,614,976,400.32
  5. Step 5: Solve for x
    x = 1,629,614,976,400.32/1,914,972.80
  6. Step 6: Final answer
    x = 850,985.97

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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.