Home / 3,477,629.70-5,216,382.28-1,427,845.16

Finding the Fourth Proportional to 3,477,629.70, 5,216,382.28 and 1,427,845.16

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Solution

The fourth proportional to 3,477,629.70, 5,216,382.28 and 1,427,845.16 is: 2,141,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,629.70 : 5,216,382.28 = 1,427,845.16 : x
  2. Step 2: Convert to fraction form
    3,477,629.70/5,216,382.28 = 1,427,845.16/x
  3. Step 3: Cross multiply
    3,477,629.70x = 5,216,382.28 × 1,427,845.16
  4. Step 4: Simplify right side
    3,477,629.70x = 7,448,186,191,207.77
  5. Step 5: Solve for x
    x = 7,448,186,191,207.77/3,477,629.70
  6. Step 6: Final answer
    x = 2,141,742.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.