Home / 1,099,525.80-1,649,288.70-657,157.80

Finding the Fourth Proportional to 1,099,525.80, 1,649,288.70 and 657,157.80

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Solution

The fourth proportional to 1,099,525.80, 1,649,288.70 and 657,157.80 is: 985,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,525.80 : 1,649,288.70 = 657,157.80 : x
  2. Step 2: Convert to fraction form
    1,099,525.80/1,649,288.70 = 657,157.80/x
  3. Step 3: Cross multiply
    1,099,525.80x = 1,649,288.70 × 657,157.80
  4. Step 4: Simplify right side
    1,099,525.80x = 1,083,842,933,656.86
  5. Step 5: Solve for x
    x = 1,083,842,933,656.86/1,099,525.80
  6. Step 6: Final answer
    x = 985,736.70

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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.