Finding the Fourth Proportional to 960,326.40, 1,325,623.68 and 859,549.44
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Solution
The fourth proportional to 960,326.40, 1,325,623.68 and 859,549.44 is: 1,186,512.31
Step by Step Solution
- Step 1: Write the proportion equation
960,326.40 : 1,325,623.68 = 859,549.44 : x - Step 2: Convert to fraction form
960,326.40/1,325,623.68 = 859,549.44/x - Step 3: Cross multiply
960,326.40x = 1,325,623.68 × 859,549.44 - Step 4: Simplify right side
960,326.40x = 1,139,439,091,794.74 - Step 5: Solve for x
x = 1,139,439,091,794.74/960,326.40 - Step 6: Final answer
x = 1,186,512.31
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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.