Finding the Fourth Proportional to 1,334,170.92, 1,841,143.05 and 722,307.99
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Solution
The fourth proportional to 1,334,170.92, 1,841,143.05 and 722,307.99 is: 996,778.09
Step by Step Solution
- Step 1: Write the proportion equation
1,334,170.92 : 1,841,143.05 = 722,307.99 : x - Step 2: Convert to fraction form
1,334,170.92/1,841,143.05 = 722,307.99/x - Step 3: Cross multiply
1,334,170.92x = 1,841,143.05 × 722,307.99 - Step 4: Simplify right side
1,334,170.92x = 1,329,872,335,747.97 - Step 5: Solve for x
x = 1,329,872,335,747.97/1,334,170.92 - Step 6: Final answer
x = 996,778.09
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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.