Home / 1,603,651.48-2,213,032.50-878,498.20

Finding the Fourth Proportional to 1,603,651.48, 2,213,032.50 and 878,498.20

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Solution

The fourth proportional to 1,603,651.48, 2,213,032.50 and 878,498.20 is: 1,212,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,651.48 : 2,213,032.50 = 878,498.20 : x
  2. Step 2: Convert to fraction form
    1,603,651.48/2,213,032.50 = 878,498.20/x
  3. Step 3: Cross multiply
    1,603,651.48x = 2,213,032.50 × 878,498.20
  4. Step 4: Simplify right side
    1,603,651.48x = 1,944,145,067,791.50
  5. Step 5: Solve for x
    x = 1,944,145,067,791.50/1,603,651.48
  6. Step 6: Final answer
    x = 1,212,323.93

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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.