Home / 2,122,661.89-2,927,772.30-2,052,360.78

Finding the Fourth Proportional to 2,122,661.89, 2,927,772.30 and 2,052,360.78

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Solution

The fourth proportional to 2,122,661.89, 2,927,772.30 and 2,052,360.78 is: 2,830,806.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,661.89 : 2,927,772.30 = 2,052,360.78 : x
  2. Step 2: Convert to fraction form
    2,122,661.89/2,927,772.30 = 2,052,360.78/x
  3. Step 3: Cross multiply
    2,122,661.89x = 2,927,772.30 × 2,052,360.78
  4. Step 4: Simplify right side
    2,122,661.89x = 6,008,845,041,290.39
  5. Step 5: Solve for x
    x = 6,008,845,041,290.39/2,122,661.89
  6. Step 6: Final answer
    x = 2,830,806.48

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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.