Home / 1,309,758.12-1,963,849.86-500,195.52

Finding the Fourth Proportional to 1,309,758.12, 1,963,849.86 and 500,195.52

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Solution

The fourth proportional to 1,309,758.12, 1,963,849.86 and 500,195.52 is: 749,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,758.12 : 1,963,849.86 = 500,195.52 : x
  2. Step 2: Convert to fraction form
    1,309,758.12/1,963,849.86 = 500,195.52/x
  3. Step 3: Cross multiply
    1,309,758.12x = 1,963,849.86 × 500,195.52
  4. Step 4: Simplify right side
    1,309,758.12x = 982,308,901,924.63
  5. Step 5: Solve for x
    x = 982,308,901,924.63/1,309,758.12
  6. Step 6: Final answer
    x = 749,992.60

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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.