Home / 3,023,314.87-4,174,947.16-1,921,109.54

Finding the Fourth Proportional to 3,023,314.87, 4,174,947.16 and 1,921,109.54

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Solution

The fourth proportional to 3,023,314.87, 4,174,947.16 and 1,921,109.54 is: 2,652,892.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,314.87 : 4,174,947.16 = 1,921,109.54 : x
  2. Step 2: Convert to fraction form
    3,023,314.87/4,174,947.16 = 1,921,109.54/x
  3. Step 3: Cross multiply
    3,023,314.87x = 4,174,947.16 × 1,921,109.54
  4. Step 4: Simplify right side
    3,023,314.87x = 8,020,530,808,466.36
  5. Step 5: Solve for x
    x = 8,020,530,808,466.36/3,023,314.87
  6. Step 6: Final answer
    x = 2,652,892.99

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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.