Home / 3,208,465.80-4,812,521.58-1,078,329.96

Finding the Fourth Proportional to 3,208,465.80, 4,812,521.58 and 1,078,329.96

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Solution

The fourth proportional to 3,208,465.80, 4,812,521.58 and 1,078,329.96 is: 1,617,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,465.80 : 4,812,521.58 = 1,078,329.96 : x
  2. Step 2: Convert to fraction form
    3,208,465.80/4,812,521.58 = 1,078,329.96/x
  3. Step 3: Cross multiply
    3,208,465.80x = 4,812,521.58 × 1,078,329.96
  4. Step 4: Simplify right side
    3,208,465.80x = 5,189,486,202,860.54
  5. Step 5: Solve for x
    x = 5,189,486,202,860.54/3,208,465.80
  6. Step 6: Final answer
    x = 1,617,435.41

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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.