Home / 2,980,194.15-4,112,755.74-2,110,584.63

Finding the Fourth Proportional to 2,980,194.15, 4,112,755.74 and 2,110,584.63

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Solution

The fourth proportional to 2,980,194.15, 4,112,755.74 and 2,110,584.63 is: 2,912,668.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,194.15 : 4,112,755.74 = 2,110,584.63 : x
  2. Step 2: Convert to fraction form
    2,980,194.15/4,112,755.74 = 2,110,584.63/x
  3. Step 3: Cross multiply
    2,980,194.15x = 4,112,755.74 × 2,110,584.63
  4. Step 4: Simplify right side
    2,980,194.15x = 8,680,319,051,788.28
  5. Step 5: Solve for x
    x = 8,680,319,051,788.28/2,980,194.15
  6. Step 6: Final answer
    x = 2,912,668.98

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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.