Home / 1,728,802.36-2,591,103.88-1,223,511

Finding the Fourth Proportional to 1,728,802.36, 2,591,103.88 and 1,223,511

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Solution

The fourth proportional to 1,728,802.36, 2,591,103.88 and 1,223,511 is: 1,833,780.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,802.36 : 2,591,103.88 = 1,223,511 : x
  2. Step 2: Convert to fraction form
    1,728,802.36/2,591,103.88 = 1,223,511/x
  3. Step 3: Cross multiply
    1,728,802.36x = 2,591,103.88 × 1,223,511
  4. Step 4: Simplify right side
    1,728,802.36x = 3,170,244,099,322.68
  5. Step 5: Solve for x
    x = 3,170,244,099,322.68/1,728,802.36
  6. Step 6: Final answer
    x = 1,833,780.52

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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.