Home / 2,617,000.54-3,925,495.92-820,021.66

Finding the Fourth Proportional to 2,617,000.54, 3,925,495.92 and 820,021.66

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Solution

The fourth proportional to 2,617,000.54, 3,925,495.92 and 820,021.66 is: 1,230,030.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,000.54 : 3,925,495.92 = 820,021.66 : x
  2. Step 2: Convert to fraction form
    2,617,000.54/3,925,495.92 = 820,021.66/x
  3. Step 3: Cross multiply
    2,617,000.54x = 3,925,495.92 × 820,021.66
  4. Step 4: Simplify right side
    2,617,000.54x = 3,218,991,680,641.63
  5. Step 5: Solve for x
    x = 3,218,991,680,641.63/2,617,000.54
  6. Step 6: Final answer
    x = 1,230,030.96

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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.