Finding the Fourth Proportional to 1,522,972.13, 2,101,701.53 and 843,908.63
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Solution
The fourth proportional to 1,522,972.13, 2,101,701.53 and 843,908.63 is: 1,164,593.90
Step by Step Solution
- Step 1: Write the proportion equation
1,522,972.13 : 2,101,701.53 = 843,908.63 : x - Step 2: Convert to fraction form
1,522,972.13/2,101,701.53 = 843,908.63/x - Step 3: Cross multiply
1,522,972.13x = 2,101,701.53 × 843,908.63 - Step 4: Simplify right side
1,522,972.13x = 1,773,644,050,452.47 - Step 5: Solve for x
x = 1,773,644,050,452.47/1,522,972.13 - Step 6: Final answer
x = 1,164,593.90
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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.