Home / 4,247,999.85-6,371,999.78-3,783,513.45

Finding the Fourth Proportional to 4,247,999.85, 6,371,999.78 and 3,783,513.45

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Solution

The fourth proportional to 4,247,999.85, 6,371,999.78 and 3,783,513.45 is: 5,675,270.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247,999.85 : 6,371,999.78 = 3,783,513.45 : x
  2. Step 2: Convert to fraction form
    4,247,999.85/6,371,999.78 = 3,783,513.45/x
  3. Step 3: Cross multiply
    4,247,999.85x = 6,371,999.78 × 3,783,513.45
  4. Step 4: Simplify right side
    4,247,999.85x = 24,108,546,852,109.48
  5. Step 5: Solve for x
    x = 24,108,546,852,109.48/4,247,999.85
  6. Step 6: Final answer
    x = 5,675,270.18

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1.5x scale

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.