Finding the Fourth Proportional to 756,306.70, 1,059,616.70 and 756,306.70
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Solution
The fourth proportional to 756,306.70, 1,059,616.70 and 756,306.70 is: 1,059,616.70
Step by Step Solution
- Step 1: Write the proportion equation
756,306.70 : 1,059,616.70 = 756,306.70 : x - Step 2: Convert to fraction form
756,306.70/1,059,616.70 = 756,306.70/x - Step 3: Cross multiply
756,306.70x = 1,059,616.70 × 756,306.70 - Step 4: Simplify right side
756,306.70x = 801,395,209,641.89 - Step 5: Solve for x
x = 801,395,209,641.89/756,306.70 - Step 6: Final answer
x = 1,059,616.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.