Finding the Fourth Proportional to 4,507,498.82, 6,220,371.96 and 2,442,515.19
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Solution
The fourth proportional to 4,507,498.82, 6,220,371.96 and 2,442,515.19 is: 3,370,683.75
Step by Step Solution
- Step 1: Write the proportion equation
4,507,498.82 : 6,220,371.96 = 2,442,515.19 : x - Step 2: Convert to fraction form
4,507,498.82/6,220,371.96 = 2,442,515.19/x - Step 3: Cross multiply
4,507,498.82x = 6,220,371.96 × 2,442,515.19 - Step 4: Simplify right side
4,507,498.82x = 15,193,352,999,750.07 - Step 5: Solve for x
x = 15,193,352,999,750.07/4,507,498.82 - Step 6: Final answer
x = 3,370,683.75
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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.