Home / 2,043,443.89-2,820,040.05-1,138,025.89

Finding the Fourth Proportional to 2,043,443.89, 2,820,040.05 and 1,138,025.89

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Solution

The fourth proportional to 2,043,443.89, 2,820,040.05 and 1,138,025.89 is: 1,570,524.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,443.89 : 2,820,040.05 = 1,138,025.89 : x
  2. Step 2: Convert to fraction form
    2,043,443.89/2,820,040.05 = 1,138,025.89/x
  3. Step 3: Cross multiply
    2,043,443.89x = 2,820,040.05 × 1,138,025.89
  4. Step 4: Simplify right side
    2,043,443.89x = 3,209,278,587,736.89
  5. Step 5: Solve for x
    x = 3,209,278,587,736.89/2,043,443.89
  6. Step 6: Final answer
    x = 1,570,524.45

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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.