Home / 2,142,603.66-2,956,791.20-1,175,794.68

Finding the Fourth Proportional to 2,142,603.66, 2,956,791.20 and 1,175,794.68

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Solution

The fourth proportional to 2,142,603.66, 2,956,791.20 and 1,175,794.68 is: 1,622,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,603.66 : 2,956,791.20 = 1,175,794.68 : x
  2. Step 2: Convert to fraction form
    2,142,603.66/2,956,791.20 = 1,175,794.68/x
  3. Step 3: Cross multiply
    2,142,603.66x = 2,956,791.20 × 1,175,794.68
  4. Step 4: Simplify right side
    2,142,603.66x = 3,476,579,362,830.82
  5. Step 5: Solve for x
    x = 3,476,579,362,830.82/2,142,603.66
  6. Step 6: Final answer
    x = 1,622,595.64

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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.