Home / 1,157,794.20-1,597,738.50-648,514.80

Finding the Fourth Proportional to 1,157,794.20, 1,597,738.50 and 648,514.80

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Solution

The fourth proportional to 1,157,794.20, 1,597,738.50 and 648,514.80 is: 894,940.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,794.20 : 1,597,738.50 = 648,514.80 : x
  2. Step 2: Convert to fraction form
    1,157,794.20/1,597,738.50 = 648,514.80/x
  3. Step 3: Cross multiply
    1,157,794.20x = 1,597,738.50 × 648,514.80
  4. Step 4: Simplify right side
    1,157,794.20x = 1,036,157,063,779.80
  5. Step 5: Solve for x
    x = 1,036,157,063,779.80/1,157,794.20
  6. Step 6: Final answer
    x = 894,940.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.