Finding the Fourth Proportional to 3,602,496.20, 5,390,622.30 and 2,657,712.20
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Solution
The fourth proportional to 3,602,496.20, 5,390,622.30 and 2,657,712.20 is: 3,976,887.65
Step by Step Solution
- Step 1: Write the proportion equation
3,602,496.20 : 5,390,622.30 = 2,657,712.20 : x - Step 2: Convert to fraction form
3,602,496.20/5,390,622.30 = 2,657,712.20/x - Step 3: Cross multiply
3,602,496.20x = 5,390,622.30 × 2,657,712.20 - Step 4: Simplify right side
3,602,496.20x = 14,326,722,652,302.06 - Step 5: Solve for x
x = 14,326,722,652,302.06/3,602,496.20 - Step 6: Final answer
x = 3,976,887.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.