Home / 2,903,367.21-4,351,823.77-2,191,085.61

Finding the Fourth Proportional to 2,903,367.21, 4,351,823.77 and 2,191,085.61

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Solution

The fourth proportional to 2,903,367.21, 4,351,823.77 and 2,191,085.61 is: 3,284,193.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,367.21 : 4,351,823.77 = 2,191,085.61 : x
  2. Step 2: Convert to fraction form
    2,903,367.21/4,351,823.77 = 2,191,085.61/x
  3. Step 3: Cross multiply
    2,903,367.21x = 4,351,823.77 × 2,191,085.61
  4. Step 4: Simplify right side
    2,903,367.21x = 9,535,218,406,988.40
  5. Step 5: Solve for x
    x = 9,535,218,406,988.40/2,903,367.21
  6. Step 6: Final answer
    x = 3,284,193.05

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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.