Home / 1,728,321.80-2,593,260.30-607,195.40

Finding the Fourth Proportional to 1,728,321.80, 2,593,260.30 and 607,195.40

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Solution

The fourth proportional to 1,728,321.80, 2,593,260.30 and 607,195.40 is: 911,066.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,321.80 : 2,593,260.30 = 607,195.40 : x
  2. Step 2: Convert to fraction form
    1,728,321.80/2,593,260.30 = 607,195.40/x
  3. Step 3: Cross multiply
    1,728,321.80x = 2,593,260.30 × 607,195.40
  4. Step 4: Simplify right side
    1,728,321.80x = 1,574,615,725,162.62
  5. Step 5: Solve for x
    x = 1,574,615,725,162.62/1,728,321.80
  6. Step 6: Final answer
    x = 911,066.29

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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.