Home / 2,580,972.75-3,561,720.81-1,435,043.07

Finding the Fourth Proportional to 2,580,972.75, 3,561,720.81 and 1,435,043.07

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Solution

The fourth proportional to 2,580,972.75, 3,561,720.81 and 1,435,043.07 is: 1,980,347.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,972.75 : 3,561,720.81 = 1,435,043.07 : x
  2. Step 2: Convert to fraction form
    2,580,972.75/3,561,720.81 = 1,435,043.07/x
  3. Step 3: Cross multiply
    2,580,972.75x = 3,561,720.81 × 1,435,043.07
  4. Step 4: Simplify right side
    2,580,972.75x = 5,111,222,765,665.29
  5. Step 5: Solve for x
    x = 5,111,222,765,665.29/2,580,972.75
  6. Step 6: Final answer
    x = 1,980,347.44

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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.