Home / 3,460,805.86-4,776,190.17-1,912,202.50

Finding the Fourth Proportional to 3,460,805.86, 4,776,190.17 and 1,912,202.50

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Solution

The fourth proportional to 3,460,805.86, 4,776,190.17 and 1,912,202.50 is: 2,638,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,805.86 : 4,776,190.17 = 1,912,202.50 : x
  2. Step 2: Convert to fraction form
    3,460,805.86/4,776,190.17 = 1,912,202.50/x
  3. Step 3: Cross multiply
    3,460,805.86x = 4,776,190.17 × 1,912,202.50
  4. Step 4: Simplify right side
    3,460,805.86x = 9,133,042,783,549.43
  5. Step 5: Solve for x
    x = 9,133,042,783,549.43/3,460,805.86
  6. Step 6: Final answer
    x = 2,638,993.10

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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.