Home / 1,099,612.80-1,649,188.80-539,049.60

Finding the Fourth Proportional to 1,099,612.80, 1,649,188.80 and 539,049.60

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Solution

The fourth proportional to 1,099,612.80, 1,649,188.80 and 539,049.60 is: 808,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,612.80 : 1,649,188.80 = 539,049.60 : x
  2. Step 2: Convert to fraction form
    1,099,612.80/1,649,188.80 = 539,049.60/x
  3. Step 3: Cross multiply
    1,099,612.80x = 1,649,188.80 × 539,049.60
  4. Step 4: Simplify right side
    1,099,612.80x = 888,994,562,964.48
  5. Step 5: Solve for x
    x = 888,994,562,964.48/1,099,612.80
  6. Step 6: Final answer
    x = 808,461.45

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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.