Home / 2,580,976.87-3,561,726.49-1,435,047.19

Finding the Fourth Proportional to 2,580,976.87, 3,561,726.49 and 1,435,047.19

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Solution

The fourth proportional to 2,580,976.87, 3,561,726.49 and 1,435,047.19 is: 1,980,353.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,976.87 : 3,561,726.49 = 1,435,047.19 : x
  2. Step 2: Convert to fraction form
    2,580,976.87/3,561,726.49 = 1,435,047.19/x
  3. Step 3: Cross multiply
    2,580,976.87x = 3,561,726.49 × 1,435,047.19
  4. Step 4: Simplify right side
    2,580,976.87x = 5,111,245,578,531.13
  5. Step 5: Solve for x
    x = 5,111,245,578,531.13/2,580,976.87
  6. Step 6: Final answer
    x = 1,980,353.11

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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.