Home / 1,395,176.40-2,093,056.20-448,642.80

Finding the Fourth Proportional to 1,395,176.40, 2,093,056.20 and 448,642.80

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Solution

The fourth proportional to 1,395,176.40, 2,093,056.20 and 448,642.80 is: 673,057.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,176.40 : 2,093,056.20 = 448,642.80 : x
  2. Step 2: Convert to fraction form
    1,395,176.40/2,093,056.20 = 448,642.80/x
  3. Step 3: Cross multiply
    1,395,176.40x = 2,093,056.20 × 448,642.80
  4. Step 4: Simplify right side
    1,395,176.40x = 939,034,594,125.36
  5. Step 5: Solve for x
    x = 939,034,594,125.36/1,395,176.40
  6. Step 6: Final answer
    x = 673,057.97

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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.