Home / 2,742,847-4,113,476.08-823,680.76

Finding the Fourth Proportional to 2,742,847, 4,113,476.08 and 823,680.76

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Solution

The fourth proportional to 2,742,847, 4,113,476.08 and 823,680.76 is: 1,235,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,847 : 4,113,476.08 = 823,680.76 : x
  2. Step 2: Convert to fraction form
    2,742,847/4,113,476.08 = 823,680.76/x
  3. Step 3: Cross multiply
    2,742,847x = 4,113,476.08 × 823,680.76
  4. Step 4: Simplify right side
    2,742,847x = 3,388,191,103,816.22
  5. Step 5: Solve for x
    x = 3,388,191,103,816.22/2,742,847
  6. Step 6: Final answer
    x = 1,235,282.57

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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.