Home / 1,718,243.38-2,371,036.75-993,137.86

Finding the Fourth Proportional to 1,718,243.38, 2,371,036.75 and 993,137.86

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Solution

The fourth proportional to 1,718,243.38, 2,371,036.75 and 993,137.86 is: 1,370,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,243.38 : 2,371,036.75 = 993,137.86 : x
  2. Step 2: Convert to fraction form
    1,718,243.38/2,371,036.75 = 993,137.86/x
  3. Step 3: Cross multiply
    1,718,243.38x = 2,371,036.75 × 993,137.86
  4. Step 4: Simplify right side
    1,718,243.38x = 2,354,766,363,876.36
  5. Step 5: Solve for x
    x = 2,354,766,363,876.36/1,718,243.38
  6. Step 6: Final answer
    x = 1,370,449.84

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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.