Finding the Fourth Proportional to 1,347,729.13, 1,859,941.55 and 735,938.68
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Solution
The fourth proportional to 1,347,729.13, 1,859,941.55 and 735,938.68 is: 1,015,636.52
Step by Step Solution
- Step 1: Write the proportion equation
1,347,729.13 : 1,859,941.55 = 735,938.68 : x - Step 2: Convert to fraction form
1,347,729.13/1,859,941.55 = 735,938.68/x - Step 3: Cross multiply
1,347,729.13x = 1,859,941.55 × 735,938.68 - Step 4: Simplify right side
1,347,729.13x = 1,368,802,929,184.15 - Step 5: Solve for x
x = 1,368,802,929,184.15/1,347,729.13 - Step 6: Final answer
x = 1,015,636.52
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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.