Finding the Fourth Proportional to 1,559,920.30, 2,152,704.26 and 915,351.26
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Solution
The fourth proportional to 1,559,920.30, 2,152,704.26 and 915,351.26 is: 1,263,193.09
Step by Step Solution
- Step 1: Write the proportion equation
1,559,920.30 : 2,152,704.26 = 915,351.26 : x - Step 2: Convert to fraction form
1,559,920.30/2,152,704.26 = 915,351.26/x - Step 3: Cross multiply
1,559,920.30x = 2,152,704.26 × 915,351.26 - Step 4: Simplify right side
1,559,920.30x = 1,970,480,548,323.22 - Step 5: Solve for x
x = 1,970,480,548,323.22/1,559,920.30 - Step 6: Final answer
x = 1,263,193.09
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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.