Home / 2,115,348.84-3,174,284.02-767,616.56

Finding the Fourth Proportional to 2,115,348.84, 3,174,284.02 and 767,616.56

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Solution

The fourth proportional to 2,115,348.84, 3,174,284.02 and 767,616.56 is: 1,151,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,348.84 : 3,174,284.02 = 767,616.56 : x
  2. Step 2: Convert to fraction form
    2,115,348.84/3,174,284.02 = 767,616.56/x
  3. Step 3: Cross multiply
    2,115,348.84x = 3,174,284.02 × 767,616.56
  4. Step 4: Simplify right side
    2,115,348.84x = 2,436,632,979,895.37
  5. Step 5: Solve for x
    x = 2,436,632,979,895.37/2,115,348.84
  6. Step 6: Final answer
    x = 1,151,882.34

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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.