Home / 2,809,018.09-3,876,029.34-1,705,875.81

Finding the Fourth Proportional to 2,809,018.09, 3,876,029.34 and 1,705,875.81

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Solution

The fourth proportional to 2,809,018.09, 3,876,029.34 and 1,705,875.81 is: 2,353,856.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,018.09 : 3,876,029.34 = 1,705,875.81 : x
  2. Step 2: Convert to fraction form
    2,809,018.09/3,876,029.34 = 1,705,875.81/x
  3. Step 3: Cross multiply
    2,809,018.09x = 3,876,029.34 × 1,705,875.81
  4. Step 4: Simplify right side
    2,809,018.09x = 6,612,024,689,956.27
  5. Step 5: Solve for x
    x = 6,612,024,689,956.27/2,809,018.09
  6. Step 6: Final answer
    x = 2,353,856.22

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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.