Home / 1,616,545-2,424,914.70-494,623.72

Finding the Fourth Proportional to 1,616,545, 2,424,914.70 and 494,623.72

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Solution

The fourth proportional to 1,616,545, 2,424,914.70 and 494,623.72 is: 741,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,545 : 2,424,914.70 = 494,623.72 : x
  2. Step 2: Convert to fraction form
    1,616,545/2,424,914.70 = 494,623.72/x
  3. Step 3: Cross multiply
    1,616,545x = 2,424,914.70 × 494,623.72
  4. Step 4: Simplify right side
    1,616,545x = 1,199,420,329,596.68
  5. Step 5: Solve for x
    x = 1,199,420,329,596.68/1,616,545
  6. Step 6: Final answer
    x = 741,965.32

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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.