Home / 1,408,093.26-2,112,303.78-509,957.88

Finding the Fourth Proportional to 1,408,093.26, 2,112,303.78 and 509,957.88

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Solution

The fourth proportional to 1,408,093.26, 2,112,303.78 and 509,957.88 is: 764,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,093.26 : 2,112,303.78 = 509,957.88 : x
  2. Step 2: Convert to fraction form
    1,408,093.26/2,112,303.78 = 509,957.88/x
  3. Step 3: Cross multiply
    1,408,093.26x = 2,112,303.78 × 509,957.88
  4. Step 4: Simplify right side
    1,408,093.26x = 1,077,185,957,564.79
  5. Step 5: Solve for x
    x = 1,077,185,957,564.79/1,408,093.26
  6. Step 6: Final answer
    x = 764,996.17

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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.