Home / 2,882,040.30-3,977,245.11-1,575,329.64

Finding the Fourth Proportional to 2,882,040.30, 3,977,245.11 and 1,575,329.64

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Solution

The fourth proportional to 2,882,040.30, 3,977,245.11 and 1,575,329.64 is: 2,173,971.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882,040.30 : 3,977,245.11 = 1,575,329.64 : x
  2. Step 2: Convert to fraction form
    2,882,040.30/3,977,245.11 = 1,575,329.64/x
  3. Step 3: Cross multiply
    2,882,040.30x = 3,977,245.11 × 1,575,329.64
  4. Step 4: Simplify right side
    2,882,040.30x = 6,265,472,107,328.06
  5. Step 5: Solve for x
    x = 6,265,472,107,328.06/2,882,040.30
  6. Step 6: Final answer
    x = 2,173,971.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.