Finding the Fourth Proportional to 3,793,054.68, 5,234,894.83 and 2,487,405.18
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Solution
The fourth proportional to 3,793,054.68, 5,234,894.83 and 2,487,405.18 is: 3,432,933.51
Step by Step Solution
- Step 1: Write the proportion equation
3,793,054.68 : 5,234,894.83 = 2,487,405.18 : x - Step 2: Convert to fraction form
3,793,054.68/5,234,894.83 = 2,487,405.18/x - Step 3: Cross multiply
3,793,054.68x = 5,234,894.83 × 2,487,405.18 - Step 4: Simplify right side
3,793,054.68x = 13,021,304,516,897.22 - Step 5: Solve for x
x = 13,021,304,516,897.22/3,793,054.68 - Step 6: Final answer
x = 3,432,933.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.