Home / 4,003,935.05-5,525,362.09-2,168,378.46

Finding the Fourth Proportional to 4,003,935.05, 5,525,362.09 and 2,168,378.46

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Solution

The fourth proportional to 4,003,935.05, 5,525,362.09 and 2,168,378.46 is: 2,992,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003,935.05 : 5,525,362.09 = 2,168,378.46 : x
  2. Step 2: Convert to fraction form
    4,003,935.05/5,525,362.09 = 2,168,378.46/x
  3. Step 3: Cross multiply
    4,003,935.05x = 5,525,362.09 × 2,168,378.46
  4. Step 4: Simplify right side
    4,003,935.05x = 11,981,076,139,656.58
  5. Step 5: Solve for x
    x = 11,981,076,139,656.58/4,003,935.05
  6. Step 6: Final answer
    x = 2,992,325.30

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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.