Home / 3,279,938.94-4,526,032.55-2,118,436.61

Finding the Fourth Proportional to 3,279,938.94, 4,526,032.55 and 2,118,436.61

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Solution

The fourth proportional to 3,279,938.94, 4,526,032.55 and 2,118,436.61 is: 2,923,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,938.94 : 4,526,032.55 = 2,118,436.61 : x
  2. Step 2: Convert to fraction form
    3,279,938.94/4,526,032.55 = 2,118,436.61/x
  3. Step 3: Cross multiply
    3,279,938.94x = 4,526,032.55 × 2,118,436.61
  4. Step 4: Simplify right side
    3,279,938.94x = 9,588,113,018,749.31
  5. Step 5: Solve for x
    x = 9,588,113,018,749.31/3,279,938.94
  6. Step 6: Final answer
    x = 2,923,259.61

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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.