Home / 3,101,231.40-4,648,391.10-1,207,343.40

Finding the Fourth Proportional to 3,101,231.40, 4,648,391.10 and 1,207,343.40

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Solution

The fourth proportional to 3,101,231.40, 4,648,391.10 and 1,207,343.40 is: 1,809,669.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,231.40 : 4,648,391.10 = 1,207,343.40 : x
  2. Step 2: Convert to fraction form
    3,101,231.40/4,648,391.10 = 1,207,343.40/x
  3. Step 3: Cross multiply
    3,101,231.40x = 4,648,391.10 × 1,207,343.40
  4. Step 4: Simplify right side
    3,101,231.40x = 5,612,204,315,203.74
  5. Step 5: Solve for x
    x = 5,612,204,315,203.74/3,101,231.40
  6. Step 6: Final answer
    x = 1,809,669.64

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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.