Home / 1,603,675.53-2,213,127.32-878,523.03

Finding the Fourth Proportional to 1,603,675.53, 2,213,127.32 and 878,523.03

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Solution

The fourth proportional to 1,603,675.53, 2,213,127.32 and 878,523.03 is: 1,212,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,675.53 : 2,213,127.32 = 878,523.03 : x
  2. Step 2: Convert to fraction form
    1,603,675.53/2,213,127.32 = 878,523.03/x
  3. Step 3: Cross multiply
    1,603,675.53x = 2,213,127.32 × 878,523.03
  4. Step 4: Simplify right side
    1,603,675.53x = 1,944,283,314,549.56
  5. Step 5: Solve for x
    x = 1,944,283,314,549.56/1,603,675.53
  6. Step 6: Final answer
    x = 1,212,391.96

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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.