Home / 1,137,819.93-1,706,158.47-379,392.90

Finding the Fourth Proportional to 1,137,819.93, 1,706,158.47 and 379,392.90

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Solution

The fourth proportional to 1,137,819.93, 1,706,158.47 and 379,392.90 is: 568,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,819.93 : 1,706,158.47 = 379,392.90 : x
  2. Step 2: Convert to fraction form
    1,137,819.93/1,706,158.47 = 379,392.90/x
  3. Step 3: Cross multiply
    1,137,819.93x = 1,706,158.47 × 379,392.90
  4. Step 4: Simplify right side
    1,137,819.93x = 647,304,409,792.86
  5. Step 5: Solve for x
    x = 647,304,409,792.86/1,137,819.93
  6. Step 6: Final answer
    x = 568,898.81

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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.