Finding the Fourth Proportional to 2,917,233.74, 4,025,984.64 and 1,628,326.10
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Solution
The fourth proportional to 2,917,233.74, 4,025,984.64 and 1,628,326.10 is: 2,247,202.81
Step by Step Solution
- Step 1: Write the proportion equation
2,917,233.74 : 4,025,984.64 = 1,628,326.10 : x - Step 2: Convert to fraction form
2,917,233.74/4,025,984.64 = 1,628,326.10/x - Step 3: Cross multiply
2,917,233.74x = 4,025,984.64 × 1,628,326.10 - Step 4: Simplify right side
2,917,233.74x = 6,555,615,867,511.11 - Step 5: Solve for x
x = 6,555,615,867,511.11/2,917,233.74 - Step 6: Final answer
x = 2,247,202.81
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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.