Finding the Fourth Proportional to 884,576.70, 1,326,865.05 and 869,814.45
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Solution
The fourth proportional to 884,576.70, 1,326,865.05 and 869,814.45 is: 1,304,721.68
Step by Step Solution
- Step 1: Write the proportion equation
884,576.70 : 1,326,865.05 = 869,814.45 : x - Step 2: Convert to fraction form
884,576.70/1,326,865.05 = 869,814.45/x - Step 3: Cross multiply
884,576.70x = 1,326,865.05 × 869,814.45 - Step 4: Simplify right side
884,576.70x = 1,154,126,393,689.97 - Step 5: Solve for x
x = 1,154,126,393,689.97/884,576.70 - Step 6: Final answer
x = 1,304,721.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.