Finding the Fourth Proportional to 993,306.84, 1,370,808.39 and 585,425.82
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Solution
The fourth proportional to 993,306.84, 1,370,808.39 and 585,425.82 is: 807,914.12
Step by Step Solution
- Step 1: Write the proportion equation
993,306.84 : 1,370,808.39 = 585,425.82 : x - Step 2: Convert to fraction form
993,306.84/1,370,808.39 = 585,425.82/x - Step 3: Cross multiply
993,306.84x = 1,370,808.39 × 585,425.82 - Step 4: Simplify right side
993,306.84x = 802,506,625,778.63 - Step 5: Solve for x
x = 802,506,625,778.63/993,306.84 - Step 6: Final answer
x = 807,914.12
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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.