Home / 2,929,880-4,394,847.36-1,036,942.40

Finding the Fourth Proportional to 2,929,880, 4,394,847.36 and 1,036,942.40

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Solution

The fourth proportional to 2,929,880, 4,394,847.36 and 1,036,942.40 is: 1,555,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,880 : 4,394,847.36 = 1,036,942.40 : x
  2. Step 2: Convert to fraction form
    2,929,880/4,394,847.36 = 1,036,942.40/x
  3. Step 3: Cross multiply
    2,929,880x = 4,394,847.36 × 1,036,942.40
  4. Step 4: Simplify right side
    2,929,880x = 4,557,203,569,112.06
  5. Step 5: Solve for x
    x = 4,557,203,569,112.06/2,929,880
  6. Step 6: Final answer
    x = 1,555,423.28

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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.