Home / 1,790,940.98-2,471,542.88-975,189.38

Finding the Fourth Proportional to 1,790,940.98, 2,471,542.88 and 975,189.38

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Solution

The fourth proportional to 1,790,940.98, 2,471,542.88 and 975,189.38 is: 1,345,785.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,940.98 : 2,471,542.88 = 975,189.38 : x
  2. Step 2: Convert to fraction form
    1,790,940.98/2,471,542.88 = 975,189.38/x
  3. Step 3: Cross multiply
    1,790,940.98x = 2,471,542.88 × 975,189.38
  4. Step 4: Simplify right side
    1,790,940.98x = 2,410,222,368,790.61
  5. Step 5: Solve for x
    x = 2,410,222,368,790.61/1,790,940.98
  6. Step 6: Final answer
    x = 1,345,785.48

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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.