Home / 2,377,126.44-3,280,415.09-1,289,395.26

Finding the Fourth Proportional to 2,377,126.44, 3,280,415.09 and 1,289,395.26

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Solution

The fourth proportional to 2,377,126.44, 3,280,415.09 and 1,289,395.26 is: 1,779,354.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377,126.44 : 3,280,415.09 = 1,289,395.26 : x
  2. Step 2: Convert to fraction form
    2,377,126.44/3,280,415.09 = 1,289,395.26/x
  3. Step 3: Cross multiply
    2,377,126.44x = 3,280,415.09 × 1,289,395.26
  4. Step 4: Simplify right side
    2,377,126.44x = 4,229,751,661,431.50
  5. Step 5: Solve for x
    x = 4,229,751,661,431.50/2,377,126.44
  6. Step 6: Final answer
    x = 1,779,354.93

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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.