Home / 1,054,815.82-1,455,615.83-619,226.17

Finding the Fourth Proportional to 1,054,815.82, 1,455,615.83 and 619,226.17

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Solution

The fourth proportional to 1,054,815.82, 1,455,615.83 and 619,226.17 is: 854,514.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,815.82 : 1,455,615.83 = 619,226.17 : x
  2. Step 2: Convert to fraction form
    1,054,815.82/1,455,615.83 = 619,226.17/x
  3. Step 3: Cross multiply
    1,054,815.82x = 1,455,615.83 × 619,226.17
  4. Step 4: Simplify right side
    1,054,815.82x = 901,355,413,311.30
  5. Step 5: Solve for x
    x = 901,355,413,311.30/1,054,815.82
  6. Step 6: Final answer
    x = 854,514.50

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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.