Home / 1,434,735.78-2,152,235.70-369,781.80

Finding the Fourth Proportional to 1,434,735.78, 2,152,235.70 and 369,781.80

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Solution

The fourth proportional to 1,434,735.78, 2,152,235.70 and 369,781.80 is: 554,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,735.78 : 2,152,235.70 = 369,781.80 : x
  2. Step 2: Convert to fraction form
    1,434,735.78/2,152,235.70 = 369,781.80/x
  3. Step 3: Cross multiply
    1,434,735.78x = 2,152,235.70 × 369,781.80
  4. Step 4: Simplify right side
    1,434,735.78x = 795,857,591,170.26
  5. Step 5: Solve for x
    x = 795,857,591,170.26/1,434,735.78
  6. Step 6: Final answer
    x = 554,706.73

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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.