Home / 2,715,081.40-4,069,122.90-2,080,851.40

Finding the Fourth Proportional to 2,715,081.40, 4,069,122.90 and 2,080,851.40

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Solution

The fourth proportional to 2,715,081.40, 4,069,122.90 and 2,080,851.40 is: 3,118,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715,081.40 : 4,069,122.90 = 2,080,851.40 : x
  2. Step 2: Convert to fraction form
    2,715,081.40/4,069,122.90 = 2,080,851.40/x
  3. Step 3: Cross multiply
    2,715,081.40x = 4,069,122.90 × 2,080,851.40
  4. Step 4: Simplify right side
    2,715,081.40x = 8,467,240,083,237.06
  5. Step 5: Solve for x
    x = 8,467,240,083,237.06/2,715,081.40
  6. Step 6: Final answer
    x = 3,118,595.30

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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.