Home / 2,012,766-2,777,617.08-1,107,328.56

Finding the Fourth Proportional to 2,012,766, 2,777,617.08 and 1,107,328.56

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Solution

The fourth proportional to 2,012,766, 2,777,617.08 and 1,107,328.56 is: 1,528,113.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,766 : 2,777,617.08 = 1,107,328.56 : x
  2. Step 2: Convert to fraction form
    2,012,766/2,777,617.08 = 1,107,328.56/x
  3. Step 3: Cross multiply
    2,012,766x = 2,777,617.08 × 1,107,328.56
  4. Step 4: Simplify right side
    2,012,766x = 3,075,734,721,427.81
  5. Step 5: Solve for x
    x = 3,075,734,721,427.81/2,012,766
  6. Step 6: Final answer
    x = 1,528,113.41

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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.