Finding the Fourth Proportional to 5,158,092.16, 7,736,663.84 and 1,745,988.75
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Solution
The fourth proportional to 5,158,092.16, 7,736,663.84 and 1,745,988.75 is: 2,618,822.54
Step by Step Solution
- Step 1: Write the proportion equation
5,158,092.16 : 7,736,663.84 = 1,745,988.75 : x - Step 2: Convert to fraction form
5,158,092.16/7,736,663.84 = 1,745,988.75/x - Step 3: Cross multiply
5,158,092.16x = 7,736,663.84 × 1,745,988.75 - Step 4: Simplify right side
5,158,092.16x = 13,508,128,027,171.80 - Step 5: Solve for x
x = 13,508,128,027,171.80/5,158,092.16 - Step 6: Final answer
x = 2,618,822.54
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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.