Home / 1,515,779.28-2,273,767.34-504,860.40

Finding the Fourth Proportional to 1,515,779.28, 2,273,767.34 and 504,860.40

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Solution

The fourth proportional to 1,515,779.28, 2,273,767.34 and 504,860.40 is: 757,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,779.28 : 2,273,767.34 = 504,860.40 : x
  2. Step 2: Convert to fraction form
    1,515,779.28/2,273,767.34 = 504,860.40/x
  3. Step 3: Cross multiply
    1,515,779.28x = 2,273,767.34 × 504,860.40
  4. Step 4: Simplify right side
    1,515,779.28x = 1,147,935,086,255.03
  5. Step 5: Solve for x
    x = 1,147,935,086,255.03/1,515,779.28
  6. Step 6: Final answer
    x = 757,323.38

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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.