Home / 4,030,005.24-5,557,145.04-3,112,383.78

Finding the Fourth Proportional to 4,030,005.24, 5,557,145.04 and 3,112,383.78

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Solution

The fourth proportional to 4,030,005.24, 5,557,145.04 and 3,112,383.78 is: 4,291,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030,005.24 : 5,557,145.04 = 3,112,383.78 : x
  2. Step 2: Convert to fraction form
    4,030,005.24/5,557,145.04 = 3,112,383.78/x
  3. Step 3: Cross multiply
    4,030,005.24x = 5,557,145.04 × 3,112,383.78
  4. Step 4: Simplify right side
    4,030,005.24x = 17,295,968,085,603.45
  5. Step 5: Solve for x
    x = 17,295,968,085,603.45/4,030,005.24
  6. Step 6: Final answer
    x = 4,291,797.91

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1.5x scale

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.