Finding the Fourth Proportional to 1,070,561.28, 1,477,135.26 and 611,529.12
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Solution
The fourth proportional to 1,070,561.28, 1,477,135.26 and 611,529.12 is: 843,773.49
Step by Step Solution
- Step 1: Write the proportion equation
1,070,561.28 : 1,477,135.26 = 611,529.12 : x - Step 2: Convert to fraction form
1,070,561.28/1,477,135.26 = 611,529.12/x - Step 3: Cross multiply
1,070,561.28x = 1,477,135.26 × 611,529.12 - Step 4: Simplify right side
1,070,561.28x = 903,311,225,668.77 - Step 5: Solve for x
x = 903,311,225,668.77/1,070,561.28 - Step 6: Final answer
x = 843,773.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.