Home / 2,971,163.36-4,121,182.34-2,892,412.52

Finding the Fourth Proportional to 2,971,163.36, 4,121,182.34 and 2,892,412.52

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Solution

The fourth proportional to 2,971,163.36, 4,121,182.34 and 2,892,412.52 is: 4,011,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,163.36 : 4,121,182.34 = 2,892,412.52 : x
  2. Step 2: Convert to fraction form
    2,971,163.36/4,121,182.34 = 2,892,412.52/x
  3. Step 3: Cross multiply
    2,971,163.36x = 4,121,182.34 × 2,892,412.52
  4. Step 4: Simplify right side
    2,971,163.36x = 11,920,159,397,418.90
  5. Step 5: Solve for x
    x = 11,920,159,397,418.90/2,971,163.36
  6. Step 6: Final answer
    x = 4,011,950.19

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.