Home / 1,886,620.30-2,603,600.08-1,059,839.87

Finding the Fourth Proportional to 1,886,620.30, 2,603,600.08 and 1,059,839.87

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Solution

The fourth proportional to 1,886,620.30, 2,603,600.08 and 1,059,839.87 is: 1,462,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,620.30 : 2,603,600.08 = 1,059,839.87 : x
  2. Step 2: Convert to fraction form
    1,886,620.30/2,603,600.08 = 1,059,839.87/x
  3. Step 3: Cross multiply
    1,886,620.30x = 2,603,600.08 × 1,059,839.87
  4. Step 4: Simplify right side
    1,886,620.30x = 2,759,399,177,433.09
  5. Step 5: Solve for x
    x = 2,759,399,177,433.09/1,886,620.30
  6. Step 6: Final answer
    x = 1,462,615.02

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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.