Home / 3,113,915.85-4,670,873.78-1,833,208.65

Finding the Fourth Proportional to 3,113,915.85, 4,670,873.78 and 1,833,208.65

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Solution

The fourth proportional to 3,113,915.85, 4,670,873.78 and 1,833,208.65 is: 2,749,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,915.85 : 4,670,873.78 = 1,833,208.65 : x
  2. Step 2: Convert to fraction form
    3,113,915.85/4,670,873.78 = 1,833,208.65/x
  3. Step 3: Cross multiply
    3,113,915.85x = 4,670,873.78 × 1,833,208.65
  4. Step 4: Simplify right side
    3,113,915.85x = 8,562,686,207,388.15
  5. Step 5: Solve for x
    x = 8,562,686,207,388.15/3,113,915.85
  6. Step 6: Final answer
    x = 2,749,812.98

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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.