Home / 1,110,358.32-1,665,288.32-510,743.60

Finding the Fourth Proportional to 1,110,358.32, 1,665,288.32 and 510,743.60

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Solution

The fourth proportional to 1,110,358.32, 1,665,288.32 and 510,743.60 is: 766,000.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,358.32 : 1,665,288.32 = 510,743.60 : x
  2. Step 2: Convert to fraction form
    1,110,358.32/1,665,288.32 = 510,743.60/x
  3. Step 3: Cross multiply
    1,110,358.32x = 1,665,288.32 × 510,743.60
  4. Step 4: Simplify right side
    1,110,358.32x = 850,535,351,594.75
  5. Step 5: Solve for x
    x = 850,535,351,594.75/1,110,358.32
  6. Step 6: Final answer
    x = 766,000.79

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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.