Home / 3,090,021.99-4,634,147.25-931,256.16

Finding the Fourth Proportional to 3,090,021.99, 4,634,147.25 and 931,256.16

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Solution

The fourth proportional to 3,090,021.99, 4,634,147.25 and 931,256.16 is: 1,396,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,021.99 : 4,634,147.25 = 931,256.16 : x
  2. Step 2: Convert to fraction form
    3,090,021.99/4,634,147.25 = 931,256.16/x
  3. Step 3: Cross multiply
    3,090,021.99x = 4,634,147.25 × 931,256.16
  4. Step 4: Simplify right side
    3,090,021.99x = 4,315,578,172,909.56
  5. Step 5: Solve for x
    x = 4,315,578,172,909.56/3,090,021.99
  6. Step 6: Final answer
    x = 1,396,617.30

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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.