Home / 5,383,920.06-8,072,852.04-1,787,762.52

Finding the Fourth Proportional to 5,383,920.06, 8,072,852.04 and 1,787,762.52

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Solution

The fourth proportional to 5,383,920.06, 8,072,852.04 and 1,787,762.52 is: 2,680,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,920.06 : 8,072,852.04 = 1,787,762.52 : x
  2. Step 2: Convert to fraction form
    5,383,920.06/8,072,852.04 = 1,787,762.52/x
  3. Step 3: Cross multiply
    5,383,920.06x = 8,072,852.04 × 1,787,762.52
  4. Step 4: Simplify right side
    5,383,920.06x = 14,432,342,306,617.54
  5. Step 5: Solve for x
    x = 14,432,342,306,617.54/5,383,920.06
  6. Step 6: Final answer
    x = 2,680,638.30

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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.