Finding the Fourth Proportional to 1,334,247.66, 1,841,239.80 and 722,395.53
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Solution
The fourth proportional to 1,334,247.66, 1,841,239.80 and 722,395.53 is: 996,893.94
Step by Step Solution
- Step 1: Write the proportion equation
1,334,247.66 : 1,841,239.80 = 722,395.53 : x - Step 2: Convert to fraction form
1,334,247.66/1,841,239.80 = 722,395.53/x - Step 3: Cross multiply
1,334,247.66x = 1,841,239.80 × 722,395.53 - Step 4: Simplify right side
1,334,247.66x = 1,330,103,401,178.09 - Step 5: Solve for x
x = 1,330,103,401,178.09/1,334,247.66 - Step 6: Final answer
x = 996,893.94
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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.