Home / 1,616,676.40-2,425,014.60-1,018,313.20

Finding the Fourth Proportional to 1,616,676.40, 2,425,014.60 and 1,018,313.20

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Solution

The fourth proportional to 1,616,676.40, 2,425,014.60 and 1,018,313.20 is: 1,527,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,676.40 : 2,425,014.60 = 1,018,313.20 : x
  2. Step 2: Convert to fraction form
    1,616,676.40/2,425,014.60 = 1,018,313.20/x
  3. Step 3: Cross multiply
    1,616,676.40x = 2,425,014.60 × 1,018,313.20
  4. Step 4: Simplify right side
    1,616,676.40x = 2,469,424,377,372.72
  5. Step 5: Solve for x
    x = 2,469,424,377,372.72/1,616,676.40
  6. Step 6: Final answer
    x = 1,527,469.80

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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.