Home / 3,436,318.80-4,742,495.94-1,966,363.20

Finding the Fourth Proportional to 3,436,318.80, 4,742,495.94 and 1,966,363.20

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Solution

The fourth proportional to 3,436,318.80, 4,742,495.94 and 1,966,363.20 is: 2,713,796.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,318.80 : 4,742,495.94 = 1,966,363.20 : x
  2. Step 2: Convert to fraction form
    3,436,318.80/4,742,495.94 = 1,966,363.20/x
  3. Step 3: Cross multiply
    3,436,318.80x = 4,742,495.94 × 1,966,363.20
  4. Step 4: Simplify right side
    3,436,318.80x = 9,325,469,492,565.41
  5. Step 5: Solve for x
    x = 9,325,469,492,565.41/3,436,318.80
  6. Step 6: Final answer
    x = 2,713,796.37

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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.