Home / 2,886,505.20-4,330,146.60-993,826.80

Finding the Fourth Proportional to 2,886,505.20, 4,330,146.60 and 993,826.80

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Solution

The fourth proportional to 2,886,505.20, 4,330,146.60 and 993,826.80 is: 1,490,874.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,505.20 : 4,330,146.60 = 993,826.80 : x
  2. Step 2: Convert to fraction form
    2,886,505.20/4,330,146.60 = 993,826.80/x
  3. Step 3: Cross multiply
    2,886,505.20x = 4,330,146.60 × 993,826.80
  4. Step 4: Simplify right side
    2,886,505.20x = 4,303,415,739,008.88
  5. Step 5: Solve for x
    x = 4,303,415,739,008.88/2,886,505.20
  6. Step 6: Final answer
    x = 1,490,874.06

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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.