Home / 2,945,160.73-4,417,249.01-815,460.13

Finding the Fourth Proportional to 2,945,160.73, 4,417,249.01 and 815,460.13

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Solution

The fourth proportional to 2,945,160.73, 4,417,249.01 and 815,460.13 is: 1,223,053.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,160.73 : 4,417,249.01 = 815,460.13 : x
  2. Step 2: Convert to fraction form
    2,945,160.73/4,417,249.01 = 815,460.13/x
  3. Step 3: Cross multiply
    2,945,160.73x = 4,417,249.01 × 815,460.13
  4. Step 4: Simplify right side
    2,945,160.73x = 3,602,090,451,936.97
  5. Step 5: Solve for x
    x = 3,602,090,451,936.97/2,945,160.73
  6. Step 6: Final answer
    x = 1,223,053.95

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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.