Home / 2,059,881.20-3,090,675.36-1,112,138

Finding the Fourth Proportional to 2,059,881.20, 3,090,675.36 and 1,112,138

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Solution

The fourth proportional to 2,059,881.20, 3,090,675.36 and 1,112,138 is: 1,668,667.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,881.20 : 3,090,675.36 = 1,112,138 : x
  2. Step 2: Convert to fraction form
    2,059,881.20/3,090,675.36 = 1,112,138/x
  3. Step 3: Cross multiply
    2,059,881.20x = 3,090,675.36 × 1,112,138
  4. Step 4: Simplify right side
    2,059,881.20x = 3,437,257,513,519.68
  5. Step 5: Solve for x
    x = 3,437,257,513,519.68/2,059,881.20
  6. Step 6: Final answer
    x = 1,668,667.84

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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.