Finding the Fourth Proportional to 2,932,313.59, 4,046,592.63 and 1,786,393.09
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Solution
The fourth proportional to 2,932,313.59, 4,046,592.63 and 1,786,393.09 is: 2,465,222.39
Step by Step Solution
- Step 1: Write the proportion equation
2,932,313.59 : 4,046,592.63 = 1,786,393.09 : x - Step 2: Convert to fraction form
2,932,313.59/4,046,592.63 = 1,786,393.09/x - Step 3: Cross multiply
2,932,313.59x = 4,046,592.63 × 1,786,393.09 - Step 4: Simplify right side
2,932,313.59x = 7,228,805,112,276.93 - Step 5: Solve for x
x = 7,228,805,112,276.93/2,932,313.59 - Step 6: Final answer
x = 2,465,222.39
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1.5x scale
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.