Home / 1,603,652.45-2,213,065.48-878,452.29

Finding the Fourth Proportional to 1,603,652.45, 2,213,065.48 and 878,452.29

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Solution

The fourth proportional to 1,603,652.45, 2,213,065.48 and 878,452.29 is: 1,212,277.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,652.45 : 2,213,065.48 = 878,452.29 : x
  2. Step 2: Convert to fraction form
    1,603,652.45/2,213,065.48 = 878,452.29/x
  3. Step 3: Cross multiply
    1,603,652.45x = 2,213,065.48 × 878,452.29
  4. Step 4: Simplify right side
    1,603,652.45x = 1,944,072,438,825.95
  5. Step 5: Solve for x
    x = 1,944,072,438,825.95/1,603,652.45
  6. Step 6: Final answer
    x = 1,212,277.91

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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.