Home / 1,511,277.77-2,085,533.47-822,958.10

Finding the Fourth Proportional to 1,511,277.77, 2,085,533.47 and 822,958.10

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Solution

The fourth proportional to 1,511,277.77, 2,085,533.47 and 822,958.10 is: 1,135,665.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,277.77 : 2,085,533.47 = 822,958.10 : x
  2. Step 2: Convert to fraction form
    1,511,277.77/2,085,533.47 = 822,958.10/x
  3. Step 3: Cross multiply
    1,511,277.77x = 2,085,533.47 × 822,958.10
  4. Step 4: Simplify right side
    1,511,277.77x = 1,716,306,661,957.61
  5. Step 5: Solve for x
    x = 1,716,306,661,957.61/1,511,277.77
  6. Step 6: Final answer
    x = 1,135,665.92

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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.