Home / 2,425,798.60-3,638,697.90-828,122.20

Finding the Fourth Proportional to 2,425,798.60, 3,638,697.90 and 828,122.20

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Solution

The fourth proportional to 2,425,798.60, 3,638,697.90 and 828,122.20 is: 1,242,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,798.60 : 3,638,697.90 = 828,122.20 : x
  2. Step 2: Convert to fraction form
    2,425,798.60/3,638,697.90 = 828,122.20/x
  3. Step 3: Cross multiply
    2,425,798.60x = 3,638,697.90 × 828,122.20
  4. Step 4: Simplify right side
    2,425,798.60x = 3,013,286,510,083.38
  5. Step 5: Solve for x
    x = 3,013,286,510,083.38/2,425,798.60
  6. Step 6: Final answer
    x = 1,242,183.30

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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.