Home / 1,079,705.50-1,620,554.55-547,600.20

Finding the Fourth Proportional to 1,079,705.50, 1,620,554.55 and 547,600.20

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Solution

The fourth proportional to 1,079,705.50, 1,620,554.55 and 547,600.20 is: 821,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,705.50 : 1,620,554.55 = 547,600.20 : x
  2. Step 2: Convert to fraction form
    1,079,705.50/1,620,554.55 = 547,600.20/x
  3. Step 3: Cross multiply
    1,079,705.50x = 1,620,554.55 × 547,600.20
  4. Step 4: Simplify right side
    1,079,705.50x = 887,415,987,560.33
  5. Step 5: Solve for x
    x = 887,415,987,560.33/1,079,705.50
  6. Step 6: Final answer
    x = 821,905.59

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1.5x scale

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.