Home / 1,224,939.60-1,837,279.80-383,446.80

Finding the Fourth Proportional to 1,224,939.60, 1,837,279.80 and 383,446.80

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Solution

The fourth proportional to 1,224,939.60, 1,837,279.80 and 383,446.80 is: 575,129.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,939.60 : 1,837,279.80 = 383,446.80 : x
  2. Step 2: Convert to fraction form
    1,224,939.60/1,837,279.80 = 383,446.80/x
  3. Step 3: Cross multiply
    1,224,939.60x = 1,837,279.80 × 383,446.80
  4. Step 4: Simplify right side
    1,224,939.60x = 704,499,060,014.64
  5. Step 5: Solve for x
    x = 704,499,060,014.64/1,224,939.60
  6. Step 6: Final answer
    x = 575,129.63

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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.