Home / 1,648,249.22-2,473,217.70-784,661.55

Finding the Fourth Proportional to 1,648,249.22, 2,473,217.70 and 784,661.55

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Solution

The fourth proportional to 1,648,249.22, 2,473,217.70 and 784,661.55 is: 1,177,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,249.22 : 2,473,217.70 = 784,661.55 : x
  2. Step 2: Convert to fraction form
    1,648,249.22/2,473,217.70 = 784,661.55/x
  3. Step 3: Cross multiply
    1,648,249.22x = 2,473,217.70 × 784,661.55
  4. Step 4: Simplify right side
    1,648,249.22x = 1,940,638,833,969.44
  5. Step 5: Solve for x
    x = 1,940,638,833,969.44/1,648,249.22
  6. Step 6: Final answer
    x = 1,177,394.06

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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.