Home / 1,095,450.12-1,511,693.30-612,018.88

Finding the Fourth Proportional to 1,095,450.12, 1,511,693.30 and 612,018.88

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Solution

The fourth proportional to 1,095,450.12, 1,511,693.30 and 612,018.88 is: 844,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,450.12 : 1,511,693.30 = 612,018.88 : x
  2. Step 2: Convert to fraction form
    1,095,450.12/1,511,693.30 = 612,018.88/x
  3. Step 3: Cross multiply
    1,095,450.12x = 1,511,693.30 × 612,018.88
  4. Step 4: Simplify right side
    1,095,450.12x = 925,184,840,369.50
  5. Step 5: Solve for x
    x = 925,184,840,369.50/1,095,450.12
  6. Step 6: Final answer
    x = 844,570.49

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1.5x scale

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.