Home / 1,588,333.91-2,191,914.63-863,181.54

Finding the Fourth Proportional to 1,588,333.91, 2,191,914.63 and 863,181.54

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Solution

The fourth proportional to 1,588,333.91, 2,191,914.63 and 863,181.54 is: 1,191,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,333.91 : 2,191,914.63 = 863,181.54 : x
  2. Step 2: Convert to fraction form
    1,588,333.91/2,191,914.63 = 863,181.54/x
  3. Step 3: Cross multiply
    1,588,333.91x = 2,191,914.63 × 863,181.54
  4. Step 4: Simplify right side
    1,588,333.91x = 1,892,020,245,871.93
  5. Step 5: Solve for x
    x = 1,892,020,245,871.93/1,588,333.91
  6. Step 6: Final answer
    x = 1,191,198.05

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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.