Home / 3,038,889.06-4,189,563.09-1,949,269.14

Finding the Fourth Proportional to 3,038,889.06, 4,189,563.09 and 1,949,269.14

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Solution

The fourth proportional to 3,038,889.06, 4,189,563.09 and 1,949,269.14 is: 2,687,359.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,889.06 : 4,189,563.09 = 1,949,269.14 : x
  2. Step 2: Convert to fraction form
    3,038,889.06/4,189,563.09 = 1,949,269.14/x
  3. Step 3: Cross multiply
    3,038,889.06x = 4,189,563.09 × 1,949,269.14
  4. Step 4: Simplify right side
    3,038,889.06x = 8,166,586,041,420.04
  5. Step 5: Solve for x
    x = 8,166,586,041,420.04/3,038,889.06
  6. Step 6: Final answer
    x = 2,687,359.06

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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.