Finding the Fourth Proportional to 5,201,542.22, 7,805,395.66 and 2,897,963.45
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Solution
The fourth proportional to 5,201,542.22, 7,805,395.66 and 2,897,963.45 is: 4,348,662.45
Step by Step Solution
- Step 1: Write the proportion equation
5,201,542.22 : 7,805,395.66 = 2,897,963.45 : x - Step 2: Convert to fraction form
5,201,542.22/7,805,395.66 = 2,897,963.45/x - Step 3: Cross multiply
5,201,542.22x = 7,805,395.66 × 2,897,963.45 - Step 4: Simplify right side
5,201,542.22x = 22,619,751,335,468.63 - Step 5: Solve for x
x = 22,619,751,335,468.63/5,201,542.22 - Step 6: Final answer
x = 4,348,662.45
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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.