Home / 3,457,141.92-4,770,285.30-1,929,245.40

Finding the Fourth Proportional to 3,457,141.92, 4,770,285.30 and 1,929,245.40

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Solution

The fourth proportional to 3,457,141.92, 4,770,285.30 and 1,929,245.40 is: 2,662,040.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,141.92 : 4,770,285.30 = 1,929,245.40 : x
  2. Step 2: Convert to fraction form
    3,457,141.92/4,770,285.30 = 1,929,245.40/x
  3. Step 3: Cross multiply
    3,457,141.92x = 4,770,285.30 × 1,929,245.40
  4. Step 4: Simplify right side
    3,457,141.92x = 9,203,050,971,712.62
  5. Step 5: Solve for x
    x = 9,203,050,971,712.62/3,457,141.92
  6. Step 6: Final answer
    x = 2,662,040.26

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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.