Home / 2,912,664.92-4,021,201.96-2,589,482.36

Finding the Fourth Proportional to 2,912,664.92, 4,021,201.96 and 2,589,482.36

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Solution

The fourth proportional to 2,912,664.92, 4,021,201.96 and 2,589,482.36 is: 3,575,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,664.92 : 4,021,201.96 = 2,589,482.36 : x
  2. Step 2: Convert to fraction form
    2,912,664.92/4,021,201.96 = 2,589,482.36/x
  3. Step 3: Cross multiply
    2,912,664.92x = 4,021,201.96 × 2,589,482.36
  4. Step 4: Simplify right side
    2,912,664.92x = 10,412,831,544,996.72
  5. Step 5: Solve for x
    x = 10,412,831,544,996.72/2,912,664.92
  6. Step 6: Final answer
    x = 3,575,018.70

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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.