Home / 1,070,791.68-1,605,143.04-509,675.52

Finding the Fourth Proportional to 1,070,791.68, 1,605,143.04 and 509,675.52

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Solution

The fourth proportional to 1,070,791.68, 1,605,143.04 and 509,675.52 is: 764,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,791.68 : 1,605,143.04 = 509,675.52 : x
  2. Step 2: Convert to fraction form
    1,070,791.68/1,605,143.04 = 509,675.52/x
  3. Step 3: Cross multiply
    1,070,791.68x = 1,605,143.04 × 509,675.52
  4. Step 4: Simplify right side
    1,070,791.68x = 818,102,113,586.38
  5. Step 5: Solve for x
    x = 818,102,113,586.38/1,070,791.68
  6. Step 6: Final answer
    x = 764,016.13

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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.