Home / 1,219,150.80-1,828,712.82-366,185.56

Finding the Fourth Proportional to 1,219,150.80, 1,828,712.82 and 366,185.56

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Solution

The fourth proportional to 1,219,150.80, 1,828,712.82 and 366,185.56 is: 549,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,150.80 : 1,828,712.82 = 366,185.56 : x
  2. Step 2: Convert to fraction form
    1,219,150.80/1,828,712.82 = 366,185.56/x
  3. Step 3: Cross multiply
    1,219,150.80x = 1,828,712.82 × 366,185.56
  4. Step 4: Simplify right side
    1,219,150.80x = 669,648,228,070.88
  5. Step 5: Solve for x
    x = 669,648,228,070.88/1,219,150.80
  6. Step 6: Final answer
    x = 549,274.32

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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.