Home / 5,974,090.20-8,959,968.90-1,985,002.20

Finding the Fourth Proportional to 5,974,090.20, 8,959,968.90 and 1,985,002.20

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Solution

The fourth proportional to 5,974,090.20, 8,959,968.90 and 1,985,002.20 is: 2,977,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974,090.20 : 8,959,968.90 = 1,985,002.20 : x
  2. Step 2: Convert to fraction form
    5,974,090.20/8,959,968.90 = 1,985,002.20/x
  3. Step 3: Cross multiply
    5,974,090.20x = 8,959,968.90 × 1,985,002.20
  4. Step 4: Simplify right side
    5,974,090.20x = 17,785,557,978,431.58
  5. Step 5: Solve for x
    x = 17,785,557,978,431.58/5,974,090.20
  6. Step 6: Final answer
    x = 2,977,115.74

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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.