Home / 1,177,742.76-1,766,576.46-494,991.33

Finding the Fourth Proportional to 1,177,742.76, 1,766,576.46 and 494,991.33

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Solution

The fourth proportional to 1,177,742.76, 1,766,576.46 and 494,991.33 is: 742,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,742.76 : 1,766,576.46 = 494,991.33 : x
  2. Step 2: Convert to fraction form
    1,177,742.76/1,766,576.46 = 494,991.33/x
  3. Step 3: Cross multiply
    1,177,742.76x = 1,766,576.46 × 494,991.33
  4. Step 4: Simplify right side
    1,177,742.76x = 874,440,031,482.09
  5. Step 5: Solve for x
    x = 874,440,031,482.09/1,177,742.76
  6. Step 6: Final answer
    x = 742,471.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.