Home / 1,182,756.52-1,775,397.30-509,171.32

Finding the Fourth Proportional to 1,182,756.52, 1,775,397.30 and 509,171.32

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Solution

The fourth proportional to 1,182,756.52, 1,775,397.30 and 509,171.32 is: 764,300.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,756.52 : 1,775,397.30 = 509,171.32 : x
  2. Step 2: Convert to fraction form
    1,182,756.52/1,775,397.30 = 509,171.32/x
  3. Step 3: Cross multiply
    1,182,756.52x = 1,775,397.30 × 509,171.32
  4. Step 4: Simplify right side
    1,182,756.52x = 903,981,386,765.44
  5. Step 5: Solve for x
    x = 903,981,386,765.44/1,182,756.52
  6. Step 6: Final answer
    x = 764,300.49

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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.