Home / 2,326,381.72-3,489,738.49-620,515.40

Finding the Fourth Proportional to 2,326,381.72, 3,489,738.49 and 620,515.40

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Solution

The fourth proportional to 2,326,381.72, 3,489,738.49 and 620,515.40 is: 930,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326,381.72 : 3,489,738.49 = 620,515.40 : x
  2. Step 2: Convert to fraction form
    2,326,381.72/3,489,738.49 = 620,515.40/x
  3. Step 3: Cross multiply
    2,326,381.72x = 3,489,738.49 × 620,515.40
  4. Step 4: Simplify right side
    2,326,381.72x = 2,165,436,475,017.75
  5. Step 5: Solve for x
    x = 2,165,436,475,017.75/2,326,381.72
  6. Step 6: Final answer
    x = 930,817.35

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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.