Home / 3,436,321.44-4,742,134.62-1,908,428.52

Finding the Fourth Proportional to 3,436,321.44, 4,742,134.62 and 1,908,428.52

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Solution

The fourth proportional to 3,436,321.44, 4,742,134.62 and 1,908,428.52 is: 2,633,637.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,321.44 : 4,742,134.62 = 1,908,428.52 : x
  2. Step 2: Convert to fraction form
    3,436,321.44/4,742,134.62 = 1,908,428.52/x
  3. Step 3: Cross multiply
    3,436,321.44x = 4,742,134.62 × 1,908,428.52
  4. Step 4: Simplify right side
    3,436,321.44x = 9,050,024,954,487.36
  5. Step 5: Solve for x
    x = 9,050,024,954,487.36/3,436,321.44
  6. Step 6: Final answer
    x = 2,633,637.48

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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.