Finding the Fourth Proportional to 1,354,882.26, 1,869,763.17 and 742,996.26
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Solution
The fourth proportional to 1,354,882.26, 1,869,763.17 and 742,996.26 is: 1,025,348.91
Step by Step Solution
- Step 1: Write the proportion equation
1,354,882.26 : 1,869,763.17 = 742,996.26 : x - Step 2: Convert to fraction form
1,354,882.26/1,869,763.17 = 742,996.26/x - Step 3: Cross multiply
1,354,882.26x = 1,869,763.17 × 742,996.26 - Step 4: Simplify right side
1,354,882.26x = 1,389,227,042,395.74 - Step 5: Solve for x
x = 1,389,227,042,395.74/1,354,882.26 - Step 6: Final answer
x = 1,025,348.91
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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.