Home / 1,302,231.27-1,953,328.68-790,018.47

Finding the Fourth Proportional to 1,302,231.27, 1,953,328.68 and 790,018.47

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Solution

The fourth proportional to 1,302,231.27, 1,953,328.68 and 790,018.47 is: 1,185,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,231.27 : 1,953,328.68 = 790,018.47 : x
  2. Step 2: Convert to fraction form
    1,302,231.27/1,953,328.68 = 790,018.47/x
  3. Step 3: Cross multiply
    1,302,231.27x = 1,953,328.68 × 790,018.47
  4. Step 4: Simplify right side
    1,302,231.27x = 1,543,165,735,180.72
  5. Step 5: Solve for x
    x = 1,543,165,735,180.72/1,302,231.27
  6. Step 6: Final answer
    x = 1,185,016.65

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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.