Home / 1,515,115.52-2,270,508-1,112,598.56

Finding the Fourth Proportional to 1,515,115.52, 2,270,508 and 1,112,598.56

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Solution

The fourth proportional to 1,515,115.52, 2,270,508 and 1,112,598.56 is: 1,667,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,115.52 : 2,270,508 = 1,112,598.56 : x
  2. Step 2: Convert to fraction form
    1,515,115.52/2,270,508 = 1,112,598.56/x
  3. Step 3: Cross multiply
    1,515,115.52x = 2,270,508 × 1,112,598.56
  4. Step 4: Simplify right side
    1,515,115.52x = 2,526,163,931,268.48
  5. Step 5: Solve for x
    x = 2,526,163,931,268.48/1,515,115.52
  6. Step 6: Final answer
    x = 1,667,307.80

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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.