Home / 1,330,505.20-1,995,174.60-531,521.20

Finding the Fourth Proportional to 1,330,505.20, 1,995,174.60 and 531,521.20

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Solution

The fourth proportional to 1,330,505.20, 1,995,174.60 and 531,521.20 is: 797,048.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,505.20 : 1,995,174.60 = 531,521.20 : x
  2. Step 2: Convert to fraction form
    1,330,505.20/1,995,174.60 = 531,521.20/x
  3. Step 3: Cross multiply
    1,330,505.20x = 1,995,174.60 × 531,521.20
  4. Step 4: Simplify right side
    1,330,505.20x = 1,060,477,597,601.52
  5. Step 5: Solve for x
    x = 1,060,477,597,601.52/1,330,505.20
  6. Step 6: Final answer
    x = 797,048.82

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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.