Home / 1,355,650.56-2,033,119.44-644,263.20

Finding the Fourth Proportional to 1,355,650.56, 2,033,119.44 and 644,263.20

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Solution

The fourth proportional to 1,355,650.56, 2,033,119.44 and 644,263.20 is: 966,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,650.56 : 2,033,119.44 = 644,263.20 : x
  2. Step 2: Convert to fraction form
    1,355,650.56/2,033,119.44 = 644,263.20/x
  3. Step 3: Cross multiply
    1,355,650.56x = 2,033,119.44 × 644,263.20
  4. Step 4: Simplify right side
    1,355,650.56x = 1,309,864,036,396.61
  5. Step 5: Solve for x
    x = 1,309,864,036,396.61/1,355,650.56
  6. Step 6: Final answer
    x = 966,225.42

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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.