Home / 1,181,377.44-1,630,303.20-644,833.44

Finding the Fourth Proportional to 1,181,377.44, 1,630,303.20 and 644,833.44

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Solution

The fourth proportional to 1,181,377.44, 1,630,303.20 and 644,833.44 is: 889,871.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,377.44 : 1,630,303.20 = 644,833.44 : x
  2. Step 2: Convert to fraction form
    1,181,377.44/1,630,303.20 = 644,833.44/x
  3. Step 3: Cross multiply
    1,181,377.44x = 1,630,303.20 × 644,833.44
  4. Step 4: Simplify right side
    1,181,377.44x = 1,051,274,020,699.01
  5. Step 5: Solve for x
    x = 1,051,274,020,699.01/1,181,377.44
  6. Step 6: Final answer
    x = 889,871.42

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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.