Home / 2,186,290.73-3,017,085.35-1,219,483.64

Finding the Fourth Proportional to 2,186,290.73, 3,017,085.35 and 1,219,483.64

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Solution

The fourth proportional to 2,186,290.73, 3,017,085.35 and 1,219,483.64 is: 1,682,889.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,290.73 : 3,017,085.35 = 1,219,483.64 : x
  2. Step 2: Convert to fraction form
    2,186,290.73/3,017,085.35 = 1,219,483.64/x
  3. Step 3: Cross multiply
    2,186,290.73x = 3,017,085.35 × 1,219,483.64
  4. Step 4: Simplify right side
    2,186,290.73x = 3,679,286,203,625.83
  5. Step 5: Solve for x
    x = 3,679,286,203,625.83/2,186,290.73
  6. Step 6: Final answer
    x = 1,682,889.73

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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.