Finding the Fourth Proportional to 1,067,858.74, 1,473,713.49 and 615,141.94
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Solution
The fourth proportional to 1,067,858.74, 1,473,713.49 and 615,141.94 is: 848,935.30
Step by Step Solution
- Step 1: Write the proportion equation
1,067,858.74 : 1,473,713.49 = 615,141.94 : x - Step 2: Convert to fraction form
1,067,858.74/1,473,713.49 = 615,141.94/x - Step 3: Cross multiply
1,067,858.74x = 1,473,713.49 × 615,141.94 - Step 4: Simplify right side
1,067,858.74x = 906,542,975,242.77 - Step 5: Solve for x
x = 906,542,975,242.77/1,067,858.74 - Step 6: Final answer
x = 848,935.30
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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.