Home / 1,099,162.80-1,650,056.40-619,772.40

Finding the Fourth Proportional to 1,099,162.80, 1,650,056.40 and 619,772.40

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Solution

The fourth proportional to 1,099,162.80, 1,650,056.40 and 619,772.40 is: 930,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,162.80 : 1,650,056.40 = 619,772.40 : x
  2. Step 2: Convert to fraction form
    1,099,162.80/1,650,056.40 = 619,772.40/x
  3. Step 3: Cross multiply
    1,099,162.80x = 1,650,056.40 × 619,772.40
  4. Step 4: Simplify right side
    1,099,162.80x = 1,022,659,415,163.36
  5. Step 5: Solve for x
    x = 1,022,659,415,163.36/1,099,162.80
  6. Step 6: Final answer
    x = 930,398.50

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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.