Home / 1,603,878.98-2,213,352.92-878,754.20

Finding the Fourth Proportional to 1,603,878.98, 2,213,352.92 and 878,754.20

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Solution

The fourth proportional to 1,603,878.98, 2,213,352.92 and 878,754.20 is: 1,212,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,878.98 : 2,213,352.92 = 878,754.20 : x
  2. Step 2: Convert to fraction form
    1,603,878.98/2,213,352.92 = 878,754.20/x
  3. Step 3: Cross multiply
    1,603,878.98x = 2,213,352.92 × 878,754.20
  4. Step 4: Simplify right side
    1,603,878.98x = 1,944,993,174,532.26
  5. Step 5: Solve for x
    x = 1,944,993,174,532.26/1,603,878.98
  6. Step 6: Final answer
    x = 1,212,680.76

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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.