Home / 1,707,408.80-2,561,113.20-1,628,676.80

Finding the Fourth Proportional to 1,707,408.80, 2,561,113.20 and 1,628,676.80

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Solution

The fourth proportional to 1,707,408.80, 2,561,113.20 and 1,628,676.80 is: 2,443,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,408.80 : 2,561,113.20 = 1,628,676.80 : x
  2. Step 2: Convert to fraction form
    1,707,408.80/2,561,113.20 = 1,628,676.80/x
  3. Step 3: Cross multiply
    1,707,408.80x = 2,561,113.20 × 1,628,676.80
  4. Step 4: Simplify right side
    1,707,408.80x = 4,171,225,651,013.76
  5. Step 5: Solve for x
    x = 4,171,225,651,013.76/1,707,408.80
  6. Step 6: Final answer
    x = 2,443,015.20

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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.