Home / 1,612,360.00-2,405,622.76-1,286,630.95

Finding the Fourth Proportional to 1,612,360.00, 2,405,622.76 and 1,286,630.95

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Solution

The fourth proportional to 1,612,360.00, 2,405,622.76 and 1,286,630.95 is: 1,919,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,360.00 : 2,405,622.76 = 1,286,630.95 : x
  2. Step 2: Convert to fraction form
    1,612,360.00/2,405,622.76 = 1,286,630.95/x
  3. Step 3: Cross multiply
    1,612,360.00x = 2,405,622.76 × 1,286,630.95
  4. Step 4: Simplify right side
    1,612,360.00x = 3,095,148,697,168.56
  5. Step 5: Solve for x
    x = 3,095,148,697,168.56/1,612,360.00
  6. Step 6: Final answer
    x = 1,919,638.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.