Home / 1,095,442-1,511,699.62-612,090.39

Finding the Fourth Proportional to 1,095,442, 1,511,699.62 and 612,090.39

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Solution

The fourth proportional to 1,095,442, 1,511,699.62 and 612,090.39 is: 844,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,442 : 1,511,699.62 = 612,090.39 : x
  2. Step 2: Convert to fraction form
    1,095,442/1,511,699.62 = 612,090.39/x
  3. Step 3: Cross multiply
    1,095,442x = 1,511,699.62 × 612,090.39
  4. Step 4: Simplify right side
    1,095,442x = 925,296,809,968.65
  5. Step 5: Solve for x
    x = 925,296,809,968.65/1,095,442
  6. Step 6: Final answer
    x = 844,678.96

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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.