Home / 3,556,440.72-5,334,472.89-997,833.78

Finding the Fourth Proportional to 3,556,440.72, 5,334,472.89 and 997,833.78

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Solution

The fourth proportional to 3,556,440.72, 5,334,472.89 and 997,833.78 is: 1,496,697.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,440.72 : 5,334,472.89 = 997,833.78 : x
  2. Step 2: Convert to fraction form
    3,556,440.72/5,334,472.89 = 997,833.78/x
  3. Step 3: Cross multiply
    3,556,440.72x = 5,334,472.89 × 997,833.78
  4. Step 4: Simplify right side
    3,556,440.72x = 5,322,917,248,136.22
  5. Step 5: Solve for x
    x = 5,322,917,248,136.22/3,556,440.72
  6. Step 6: Final answer
    x = 1,496,697.87

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1.5x scale

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.