Home / 1,355,541.62-2,033,327.01-408,920.54

Finding the Fourth Proportional to 1,355,541.62, 2,033,327.01 and 408,920.54

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Solution

The fourth proportional to 1,355,541.62, 2,033,327.01 and 408,920.54 is: 613,385.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,541.62 : 2,033,327.01 = 408,920.54 : x
  2. Step 2: Convert to fraction form
    1,355,541.62/2,033,327.01 = 408,920.54/x
  3. Step 3: Cross multiply
    1,355,541.62x = 2,033,327.01 × 408,920.54
  4. Step 4: Simplify right side
    1,355,541.62x = 831,469,178,925.79
  5. Step 5: Solve for x
    x = 831,469,178,925.79/1,355,541.62
  6. Step 6: Final answer
    x = 613,385.21

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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.