Home / 1,247,044.94-1,720,922.52-674,085.11

Finding the Fourth Proportional to 1,247,044.94, 1,720,922.52 and 674,085.11

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Solution

The fourth proportional to 1,247,044.94, 1,720,922.52 and 674,085.11 is: 930,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,044.94 : 1,720,922.52 = 674,085.11 : x
  2. Step 2: Convert to fraction form
    1,247,044.94/1,720,922.52 = 674,085.11/x
  3. Step 3: Cross multiply
    1,247,044.94x = 1,720,922.52 × 674,085.11
  4. Step 4: Simplify right side
    1,247,044.94x = 1,160,048,237,591.06
  5. Step 5: Solve for x
    x = 1,160,048,237,591.06/1,247,044.94
  6. Step 6: Final answer
    x = 930,237.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.