Home / 2,057,689.16-2,839,098.04-1,186,790.22

Finding the Fourth Proportional to 2,057,689.16, 2,839,098.04 and 1,186,790.22

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Solution

The fourth proportional to 2,057,689.16, 2,839,098.04 and 1,186,790.22 is: 1,637,474.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,689.16 : 2,839,098.04 = 1,186,790.22 : x
  2. Step 2: Convert to fraction form
    2,057,689.16/2,839,098.04 = 1,186,790.22/x
  3. Step 3: Cross multiply
    2,057,689.16x = 2,839,098.04 × 1,186,790.22
  4. Step 4: Simplify right side
    2,057,689.16x = 3,369,413,787,493.17
  5. Step 5: Solve for x
    x = 3,369,413,787,493.17/2,057,689.16
  6. Step 6: Final answer
    x = 1,637,474.63

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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.