Home / 2,867,365.44-3,956,510.84-1,643,435.19

Finding the Fourth Proportional to 2,867,365.44, 3,956,510.84 and 1,643,435.19

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Solution

The fourth proportional to 2,867,365.44, 3,956,510.84 and 1,643,435.19 is: 2,267,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,365.44 : 3,956,510.84 = 1,643,435.19 : x
  2. Step 2: Convert to fraction form
    2,867,365.44/3,956,510.84 = 1,643,435.19/x
  3. Step 3: Cross multiply
    2,867,365.44x = 3,956,510.84 × 1,643,435.19
  4. Step 4: Simplify right side
    2,867,365.44x = 6,502,269,135,855.28
  5. Step 5: Solve for x
    x = 6,502,269,135,855.28/2,867,365.44
  6. Step 6: Final answer
    x = 2,267,680.65

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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.