Home / 1,721,731.84-2,376,194.64-986,949.10

Finding the Fourth Proportional to 1,721,731.84, 2,376,194.64 and 986,949.10

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Solution

The fourth proportional to 1,721,731.84, 2,376,194.64 and 986,949.10 is: 1,362,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,731.84 : 2,376,194.64 = 986,949.10 : x
  2. Step 2: Convert to fraction form
    1,721,731.84/2,376,194.64 = 986,949.10/x
  3. Step 3: Cross multiply
    1,721,731.84x = 2,376,194.64 × 986,949.10
  4. Step 4: Simplify right side
    1,721,731.84x = 2,345,183,161,372.82
  5. Step 5: Solve for x
    x = 2,345,183,161,372.82/1,721,731.84
  6. Step 6: Final answer
    x = 1,362,107.10

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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.