Finding the Fourth Proportional to 1,369,296.48, 2,054,431.36 and 611,068.96
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Solution
The fourth proportional to 1,369,296.48, 2,054,431.36 and 611,068.96 is: 916,820.61
Step by Step Solution
- Step 1: Write the proportion equation
1,369,296.48 : 2,054,431.36 = 611,068.96 : x - Step 2: Convert to fraction form
1,369,296.48/2,054,431.36 = 611,068.96/x - Step 3: Cross multiply
1,369,296.48x = 2,054,431.36 × 611,068.96 - Step 4: Simplify right side
1,369,296.48x = 1,255,399,234,546.59 - Step 5: Solve for x
x = 1,255,399,234,546.59/1,369,296.48 - Step 6: Final answer
x = 916,820.61
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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.