Finding the Fourth Proportional to 3,533,970.06, 4,879,340.37 and 2,374,182.09
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Solution
The fourth proportional to 3,533,970.06, 4,879,340.37 and 2,374,182.09 is: 3,278,025.09
Step by Step Solution
- Step 1: Write the proportion equation
3,533,970.06 : 4,879,340.37 = 2,374,182.09 : x - Step 2: Convert to fraction form
3,533,970.06/4,879,340.37 = 2,374,182.09/x - Step 3: Cross multiply
3,533,970.06x = 4,879,340.37 × 2,374,182.09 - Step 4: Simplify right side
3,533,970.06x = 11,584,442,517,467.97 - Step 5: Solve for x
x = 11,584,442,517,467.97/3,533,970.06 - Step 6: Final answer
x = 3,278,025.09
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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.