Finding the Fourth Proportional to 1,070,637.24, 1,477,472.43 and 611,892.12
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Solution
The fourth proportional to 1,070,637.24, 1,477,472.43 and 611,892.12 is: 844,407.15
Step by Step Solution
- Step 1: Write the proportion equation
1,070,637.24 : 1,477,472.43 = 611,892.12 : x - Step 2: Convert to fraction form
1,070,637.24/1,477,472.43 = 611,892.12/x - Step 3: Cross multiply
1,070,637.24x = 1,477,472.43 × 611,892.12 - Step 4: Simplify right side
1,070,637.24x = 904,053,737,434.25 - Step 5: Solve for x
x = 904,053,737,434.25/1,070,637.24 - Step 6: Final answer
x = 844,407.15
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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.