Finding the Fourth Proportional to 4,368,845.90, 6,553,263.22 and 1,173,972.12
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Solution
The fourth proportional to 4,368,845.90, 6,553,263.22 and 1,173,972.12 is: 1,760,956.66
Step by Step Solution
- Step 1: Write the proportion equation
4,368,845.90 : 6,553,263.22 = 1,173,972.12 : x - Step 2: Convert to fraction form
4,368,845.90/6,553,263.22 = 1,173,972.12/x - Step 3: Cross multiply
4,368,845.90x = 6,553,263.22 × 1,173,972.12 - Step 4: Simplify right side
4,368,845.90x = 7,693,348,287,791.76 - Step 5: Solve for x
x = 7,693,348,287,791.76/4,368,845.90 - Step 6: Final answer
x = 1,760,956.66
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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.