Home / 1,511,288.06-2,085,547.59-822,968.37

Finding the Fourth Proportional to 1,511,288.06, 2,085,547.59 and 822,968.37

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Solution

The fourth proportional to 1,511,288.06, 2,085,547.59 and 822,968.37 is: 1,135,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,288.06 : 2,085,547.59 = 822,968.37 : x
  2. Step 2: Convert to fraction form
    1,511,288.06/2,085,547.59 = 822,968.37/x
  3. Step 3: Cross multiply
    1,511,288.06x = 2,085,547.59 × 822,968.37
  4. Step 4: Simplify right side
    1,511,288.06x = 1,716,339,700,699.73
  5. Step 5: Solve for x
    x = 1,716,339,700,699.73/1,511,288.06
  6. Step 6: Final answer
    x = 1,135,680.05

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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.