Home / 1,072,968.20-1,609,452.30-408,033.80

Finding the Fourth Proportional to 1,072,968.20, 1,609,452.30 and 408,033.80

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Solution

The fourth proportional to 1,072,968.20, 1,609,452.30 and 408,033.80 is: 612,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,968.20 : 1,609,452.30 = 408,033.80 : x
  2. Step 2: Convert to fraction form
    1,072,968.20/1,609,452.30 = 408,033.80/x
  3. Step 3: Cross multiply
    1,072,968.20x = 1,609,452.30 × 408,033.80
  4. Step 4: Simplify right side
    1,072,968.20x = 656,710,937,887.74
  5. Step 5: Solve for x
    x = 656,710,937,887.74/1,072,968.20
  6. Step 6: Final answer
    x = 612,050.70

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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.