Home / 2,187,318.03-3,018,015.65-1,269,015.26

Finding the Fourth Proportional to 2,187,318.03, 3,018,015.65 and 1,269,015.26

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Solution

The fourth proportional to 2,187,318.03, 3,018,015.65 and 1,269,015.26 is: 1,750,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,318.03 : 3,018,015.65 = 1,269,015.26 : x
  2. Step 2: Convert to fraction form
    2,187,318.03/3,018,015.65 = 1,269,015.26/x
  3. Step 3: Cross multiply
    2,187,318.03x = 3,018,015.65 × 1,269,015.26
  4. Step 4: Simplify right side
    2,187,318.03x = 3,829,907,902,851.28
  5. Step 5: Solve for x
    x = 3,829,907,902,851.28/2,187,318.03
  6. Step 6: Final answer
    x = 1,750,960.70

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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.