Home / 1,519,283.81-2,096,378.76-874,579.43

Finding the Fourth Proportional to 1,519,283.81, 2,096,378.76 and 874,579.43

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Solution

The fourth proportional to 1,519,283.81, 2,096,378.76 and 874,579.43 is: 1,206,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,283.81 : 2,096,378.76 = 874,579.43 : x
  2. Step 2: Convert to fraction form
    1,519,283.81/2,096,378.76 = 874,579.43/x
  3. Step 3: Cross multiply
    1,519,283.81x = 2,096,378.76 × 874,579.43
  4. Step 4: Simplify right side
    1,519,283.81x = 1,833,449,740,984.91
  5. Step 5: Solve for x
    x = 1,833,449,740,984.91/1,519,283.81
  6. Step 6: Final answer
    x = 1,206,785.55

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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.