Finding the Fourth Proportional to 4,615,218.36, 6,368,867.28 and 2,550,201.12
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Solution
The fourth proportional to 4,615,218.36, 6,368,867.28 and 2,550,201.12 is: 3,519,203.47
Step by Step Solution
- Step 1: Write the proportion equation
4,615,218.36 : 6,368,867.28 = 2,550,201.12 : x - Step 2: Convert to fraction form
4,615,218.36/6,368,867.28 = 2,550,201.12/x - Step 3: Cross multiply
4,615,218.36x = 6,368,867.28 × 2,550,201.12 - Step 4: Simplify right side
4,615,218.36x = 16,241,892,470,587.36 - Step 5: Solve for x
x = 16,241,892,470,587.36/4,615,218.36 - Step 6: Final answer
x = 3,519,203.47
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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.