Home / 2,686,187.66-4,029,719.16-793,120.46

Finding the Fourth Proportional to 2,686,187.66, 4,029,719.16 and 793,120.46

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Solution

The fourth proportional to 2,686,187.66, 4,029,719.16 and 793,120.46 is: 1,189,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,187.66 : 4,029,719.16 = 793,120.46 : x
  2. Step 2: Convert to fraction form
    2,686,187.66/4,029,719.16 = 793,120.46/x
  3. Step 3: Cross multiply
    2,686,187.66x = 4,029,719.16 × 793,120.46
  4. Step 4: Simplify right side
    2,686,187.66x = 3,196,052,713,850.01
  5. Step 5: Solve for x
    x = 3,196,052,713,850.01/2,686,187.66
  6. Step 6: Final answer
    x = 1,189,809.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.