Home / 2,907,637.80-4,361,930.46-858,505.49

Finding the Fourth Proportional to 2,907,637.80, 4,361,930.46 and 858,505.49

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Solution

The fourth proportional to 2,907,637.80, 4,361,930.46 and 858,505.49 is: 1,287,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,637.80 : 4,361,930.46 = 858,505.49 : x
  2. Step 2: Convert to fraction form
    2,907,637.80/4,361,930.46 = 858,505.49/x
  3. Step 3: Cross multiply
    2,907,637.80x = 4,361,930.46 × 858,505.49
  4. Step 4: Simplify right side
    2,907,637.80x = 3,744,741,246,908.23
  5. Step 5: Solve for x
    x = 3,744,741,246,908.23/2,907,637.80
  6. Step 6: Final answer
    x = 1,287,898.12

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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.