Home / 2,985,379.09-4,118,832.07-2,433,145.22

Finding the Fourth Proportional to 2,985,379.09, 4,118,832.07 and 2,433,145.22

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Solution

The fourth proportional to 2,985,379.09, 4,118,832.07 and 2,433,145.22 is: 3,356,932.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,379.09 : 4,118,832.07 = 2,433,145.22 : x
  2. Step 2: Convert to fraction form
    2,985,379.09/4,118,832.07 = 2,433,145.22/x
  3. Step 3: Cross multiply
    2,985,379.09x = 4,118,832.07 × 2,433,145.22
  4. Step 4: Simplify right side
    2,985,379.09x = 10,021,716,563,103.21
  5. Step 5: Solve for x
    x = 10,021,716,563,103.21/2,985,379.09
  6. Step 6: Final answer
    x = 3,356,932.66

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1.5x scale

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.