Finding the Fourth Proportional to 1,334,143.53, 1,841,118.84 and 722,296.44
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Solution
The fourth proportional to 1,334,143.53, 1,841,118.84 and 722,296.44 is: 996,769.50
Step by Step Solution
- Step 1: Write the proportion equation
1,334,143.53 : 1,841,118.84 = 722,296.44 : x - Step 2: Convert to fraction form
1,334,143.53/1,841,118.84 = 722,296.44/x - Step 3: Cross multiply
1,334,143.53x = 1,841,118.84 × 722,296.44 - Step 4: Simplify right side
1,334,143.53x = 1,329,833,583,748.93 - Step 5: Solve for x
x = 1,329,833,583,748.93/1,334,143.53 - Step 6: Final answer
x = 996,769.50
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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.