Home / 3,888,804.72-5,369,078.37-3,480,204.10

Finding the Fourth Proportional to 3,888,804.72, 5,369,078.37 and 3,480,204.10

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Solution

The fourth proportional to 3,888,804.72, 5,369,078.37 and 3,480,204.10 is: 4,804,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,804.72 : 5,369,078.37 = 3,480,204.10 : x
  2. Step 2: Convert to fraction form
    3,888,804.72/5,369,078.37 = 3,480,204.10/x
  3. Step 3: Cross multiply
    3,888,804.72x = 5,369,078.37 × 3,480,204.10
  4. Step 4: Simplify right side
    3,888,804.72x = 18,685,488,529,649.93
  5. Step 5: Solve for x
    x = 18,685,488,529,649.93/3,888,804.72
  6. Step 6: Final answer
    x = 4,804,943.91

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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.