Home / 2,103,804.40-3,157,780.20-1,040,047.60

Finding the Fourth Proportional to 2,103,804.40, 3,157,780.20 and 1,040,047.60

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Solution

The fourth proportional to 2,103,804.40, 3,157,780.20 and 1,040,047.60 is: 1,561,096.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,804.40 : 3,157,780.20 = 1,040,047.60 : x
  2. Step 2: Convert to fraction form
    2,103,804.40/3,157,780.20 = 1,040,047.60/x
  3. Step 3: Cross multiply
    2,103,804.40x = 3,157,780.20 × 1,040,047.60
  4. Step 4: Simplify right side
    2,103,804.40x = 3,284,241,718,337.52
  5. Step 5: Solve for x
    x = 3,284,241,718,337.52/2,103,804.40
  6. Step 6: Final answer
    x = 1,561,096.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.