Finding the Fourth Proportional to 2,549,094.06, 3,517,838.79 and 1,387,635.97
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Solution
The fourth proportional to 2,549,094.06, 3,517,838.79 and 1,387,635.97 is: 1,914,986.08
Step by Step Solution
- Step 1: Write the proportion equation
2,549,094.06 : 3,517,838.79 = 1,387,635.97 : x - Step 2: Convert to fraction form
2,549,094.06/3,517,838.79 = 1,387,635.97/x - Step 3: Cross multiply
2,549,094.06x = 3,517,838.79 × 1,387,635.97 - Step 4: Simplify right side
2,549,094.06x = 4,881,479,641,665.28 - Step 5: Solve for x
x = 4,881,479,641,665.28/2,549,094.06 - Step 6: Final answer
x = 1,914,986.08
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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.