Home / 1,721,732.34-2,376,195.33-986,949.60

Finding the Fourth Proportional to 1,721,732.34, 2,376,195.33 and 986,949.60

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Solution

The fourth proportional to 1,721,732.34, 2,376,195.33 and 986,949.60 is: 1,362,107.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,732.34 : 2,376,195.33 = 986,949.60 : x
  2. Step 2: Convert to fraction form
    1,721,732.34/2,376,195.33 = 986,949.60/x
  3. Step 3: Cross multiply
    1,721,732.34x = 2,376,195.33 × 986,949.60
  4. Step 4: Simplify right side
    1,721,732.34x = 2,345,185,030,465.37
  5. Step 5: Solve for x
    x = 2,345,185,030,465.37/1,721,732.34
  6. Step 6: Final answer
    x = 1,362,107.79

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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.