Home / 1,969,234.20-2,953,588.80-549,171.36

Finding the Fourth Proportional to 1,969,234.20, 2,953,588.80 and 549,171.36

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Solution

The fourth proportional to 1,969,234.20, 2,953,588.80 and 549,171.36 is: 823,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,234.20 : 2,953,588.80 = 549,171.36 : x
  2. Step 2: Convert to fraction form
    1,969,234.20/2,953,588.80 = 549,171.36/x
  3. Step 3: Cross multiply
    1,969,234.20x = 2,953,588.80 × 549,171.36
  4. Step 4: Simplify right side
    1,969,234.20x = 1,622,026,378,176.77
  5. Step 5: Solve for x
    x = 1,622,026,378,176.77/1,969,234.20
  6. Step 6: Final answer
    x = 823,683.84

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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.