Home / 2,780,836-3,837,553.68-1,509,028

Finding the Fourth Proportional to 2,780,836, 3,837,553.68 and 1,509,028

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Solution

The fourth proportional to 2,780,836, 3,837,553.68 and 1,509,028 is: 2,082,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,836 : 3,837,553.68 = 1,509,028 : x
  2. Step 2: Convert to fraction form
    2,780,836/3,837,553.68 = 1,509,028/x
  3. Step 3: Cross multiply
    2,780,836x = 3,837,553.68 × 1,509,028
  4. Step 4: Simplify right side
    2,780,836x = 5,790,975,954,623.04
  5. Step 5: Solve for x
    x = 5,790,975,954,623.04/2,780,836
  6. Step 6: Final answer
    x = 2,082,458.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.