Home / 1,520,450.92-2,280,033.82-455,644.52

Finding the Fourth Proportional to 1,520,450.92, 2,280,033.82 and 455,644.52

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Solution

The fourth proportional to 1,520,450.92, 2,280,033.82 and 455,644.52 is: 683,274.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,450.92 : 2,280,033.82 = 455,644.52 : x
  2. Step 2: Convert to fraction form
    1,520,450.92/2,280,033.82 = 455,644.52/x
  3. Step 3: Cross multiply
    1,520,450.92x = 2,280,033.82 × 455,644.52
  4. Step 4: Simplify right side
    1,520,450.92x = 1,038,884,915,497.67
  5. Step 5: Solve for x
    x = 1,038,884,915,497.67/1,520,450.92
  6. Step 6: Final answer
    x = 683,274.22

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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.