Home / 2,580,977.81-3,561,727.79-1,435,048.13

Finding the Fourth Proportional to 2,580,977.81, 3,561,727.79 and 1,435,048.13

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Solution

The fourth proportional to 2,580,977.81, 3,561,727.79 and 1,435,048.13 is: 1,980,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,977.81 : 3,561,727.79 = 1,435,048.13 : x
  2. Step 2: Convert to fraction form
    2,580,977.81/3,561,727.79 = 1,435,048.13/x
  3. Step 3: Cross multiply
    2,580,977.81x = 3,561,727.79 × 1,435,048.13
  4. Step 4: Simplify right side
    2,580,977.81x = 5,111,250,804,608.53
  5. Step 5: Solve for x
    x = 5,111,250,804,608.53/2,580,977.81
  6. Step 6: Final answer
    x = 1,980,354.42

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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.