Home / 1,019,940.20-1,530,056.10-346,052.60

Finding the Fourth Proportional to 1,019,940.20, 1,530,056.10 and 346,052.60

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Solution

The fourth proportional to 1,019,940.20, 1,530,056.10 and 346,052.60 is: 519,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,940.20 : 1,530,056.10 = 346,052.60 : x
  2. Step 2: Convert to fraction form
    1,019,940.20/1,530,056.10 = 346,052.60/x
  3. Step 3: Cross multiply
    1,019,940.20x = 1,530,056.10 × 346,052.60
  4. Step 4: Simplify right side
    1,019,940.20x = 529,479,891,550.86
  5. Step 5: Solve for x
    x = 529,479,891,550.86/1,019,940.20
  6. Step 6: Final answer
    x = 519,128.37

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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.