Home / 1,519,282.81-2,096,377.38-874,578.43

Finding the Fourth Proportional to 1,519,282.81, 2,096,377.38 and 874,578.43

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Solution

The fourth proportional to 1,519,282.81, 2,096,377.38 and 874,578.43 is: 1,206,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,282.81 : 2,096,377.38 = 874,578.43 : x
  2. Step 2: Convert to fraction form
    1,519,282.81/2,096,377.38 = 874,578.43/x
  3. Step 3: Cross multiply
    1,519,282.81x = 2,096,377.38 × 874,578.43
  4. Step 4: Simplify right side
    1,519,282.81x = 1,833,446,432,446.97
  5. Step 5: Solve for x
    x = 1,833,446,432,446.97/1,519,282.81
  6. Step 6: Final answer
    x = 1,206,784.16

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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.