Home / 2,130,792.50-2,940,493.54-1,150,731.45

Finding the Fourth Proportional to 2,130,792.50, 2,940,493.54 and 1,150,731.45

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Solution

The fourth proportional to 2,130,792.50, 2,940,493.54 and 1,150,731.45 is: 1,588,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,792.50 : 2,940,493.54 = 1,150,731.45 : x
  2. Step 2: Convert to fraction form
    2,130,792.50/2,940,493.54 = 1,150,731.45/x
  3. Step 3: Cross multiply
    2,130,792.50x = 2,940,493.54 × 1,150,731.45
  4. Step 4: Simplify right side
    2,130,792.50x = 3,383,718,394,999.83
  5. Step 5: Solve for x
    x = 3,383,718,394,999.83/2,130,792.50
  6. Step 6: Final answer
    x = 1,588,009.34

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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.