Home / 2,425,676.60-3,638,514.90-828,000.20

Finding the Fourth Proportional to 2,425,676.60, 3,638,514.90 and 828,000.20

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Solution

The fourth proportional to 2,425,676.60, 3,638,514.90 and 828,000.20 is: 1,242,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,676.60 : 3,638,514.90 = 828,000.20 : x
  2. Step 2: Convert to fraction form
    2,425,676.60/3,638,514.90 = 828,000.20/x
  3. Step 3: Cross multiply
    2,425,676.60x = 3,638,514.90 × 828,000.20
  4. Step 4: Simplify right side
    2,425,676.60x = 3,012,691,064,902.98
  5. Step 5: Solve for x
    x = 3,012,691,064,902.98/2,425,676.60
  6. Step 6: Final answer
    x = 1,242,000.30

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1.5x scale

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.