Home / 1,623,400.70-2,435,101.05-677,450.30

Finding the Fourth Proportional to 1,623,400.70, 2,435,101.05 and 677,450.30

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Solution

The fourth proportional to 1,623,400.70, 2,435,101.05 and 677,450.30 is: 1,016,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,400.70 : 2,435,101.05 = 677,450.30 : x
  2. Step 2: Convert to fraction form
    1,623,400.70/2,435,101.05 = 677,450.30/x
  3. Step 3: Cross multiply
    1,623,400.70x = 2,435,101.05 × 677,450.30
  4. Step 4: Simplify right side
    1,623,400.70x = 1,649,659,936,852.82
  5. Step 5: Solve for x
    x = 1,649,659,936,852.82/1,623,400.70
  6. Step 6: Final answer
    x = 1,016,175.45

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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.