Finding the Fourth Proportional to 3,395,161.62, 4,685,362.11 and 1,867,294.26
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Solution
The fourth proportional to 3,395,161.62, 4,685,362.11 and 1,867,294.26 is: 2,576,887.57
Step by Step Solution
- Step 1: Write the proportion equation
3,395,161.62 : 4,685,362.11 = 1,867,294.26 : x - Step 2: Convert to fraction form
3,395,161.62/4,685,362.11 = 1,867,294.26/x - Step 3: Cross multiply
3,395,161.62x = 4,685,362.11 × 1,867,294.26 - Step 4: Simplify right side
3,395,161.62x = 8,748,949,774,024.49 - Step 5: Solve for x
x = 8,748,949,774,024.49/3,395,161.62 - Step 6: Final answer
x = 2,576,887.57
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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.