Home / 3,457,768.57-4,771,280.50-1,929,940.09

Finding the Fourth Proportional to 3,457,768.57, 4,771,280.50 and 1,929,940.09

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Solution

The fourth proportional to 3,457,768.57, 4,771,280.50 and 1,929,940.09 is: 2,663,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,768.57 : 4,771,280.50 = 1,929,940.09 : x
  2. Step 2: Convert to fraction form
    3,457,768.57/4,771,280.50 = 1,929,940.09/x
  3. Step 3: Cross multiply
    3,457,768.57x = 4,771,280.50 × 1,929,940.09
  4. Step 4: Simplify right side
    3,457,768.57x = 9,208,285,517,585.25
  5. Step 5: Solve for x
    x = 9,208,285,517,585.25/3,457,768.57
  6. Step 6: Final answer
    x = 2,663,071.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.