Home / 1,968,808.70-2,954,595.45-847,682.30

Finding the Fourth Proportional to 1,968,808.70, 2,954,595.45 and 847,682.30

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Solution

The fourth proportional to 1,968,808.70, 2,954,595.45 and 847,682.30 is: 1,272,118.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,808.70 : 2,954,595.45 = 847,682.30 : x
  2. Step 2: Convert to fraction form
    1,968,808.70/2,954,595.45 = 847,682.30/x
  3. Step 3: Cross multiply
    1,968,808.70x = 2,954,595.45 × 847,682.30
  4. Step 4: Simplify right side
    1,968,808.70x = 2,504,558,266,625.54
  5. Step 5: Solve for x
    x = 2,504,558,266,625.54/1,968,808.70
  6. Step 6: Final answer
    x = 1,272,118.65

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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.