Home / 3,100,886.34-4,279,577.49-1,724,367.30

Finding the Fourth Proportional to 3,100,886.34, 4,279,577.49 and 1,724,367.30

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Solution

The fourth proportional to 3,100,886.34, 4,279,577.49 and 1,724,367.30 is: 2,379,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,886.34 : 4,279,577.49 = 1,724,367.30 : x
  2. Step 2: Convert to fraction form
    3,100,886.34/4,279,577.49 = 1,724,367.30/x
  3. Step 3: Cross multiply
    3,100,886.34x = 4,279,577.49 × 1,724,367.30
  4. Step 4: Simplify right side
    3,100,886.34x = 7,379,563,481,572.08
  5. Step 5: Solve for x
    x = 7,379,563,481,572.08/3,100,886.34
  6. Step 6: Final answer
    x = 2,379,823.92

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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.