Home / 3,640,719.68-5,024,158.08-2,009,142.08

Finding the Fourth Proportional to 3,640,719.68, 5,024,158.08 and 2,009,142.08

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Solution

The fourth proportional to 3,640,719.68, 5,024,158.08 and 2,009,142.08 is: 2,772,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,719.68 : 5,024,158.08 = 2,009,142.08 : x
  2. Step 2: Convert to fraction form
    3,640,719.68/5,024,158.08 = 2,009,142.08/x
  3. Step 3: Cross multiply
    3,640,719.68x = 5,024,158.08 × 2,009,142.08
  4. Step 4: Simplify right side
    3,640,719.68x = 10,094,247,415,100.01
  5. Step 5: Solve for x
    x = 10,094,247,415,100.01/3,640,719.68
  6. Step 6: Final answer
    x = 2,772,596.71

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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.