Finding the Fourth Proportional to 1,070,926.40, 1,477,869.80 and 580,894.70
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Solution
The fourth proportional to 1,070,926.40, 1,477,869.80 and 580,894.70 is: 801,630.00
Step by Step Solution
- Step 1: Write the proportion equation
1,070,926.40 : 1,477,869.80 = 580,894.70 : x - Step 2: Convert to fraction form
1,070,926.40/1,477,869.80 = 580,894.70/x - Step 3: Cross multiply
1,070,926.40x = 1,477,869.80 × 580,894.70 - Step 4: Simplify right side
1,070,926.40x = 858,486,734,110.06 - Step 5: Solve for x
x = 858,486,734,110.06/1,070,926.40 - Step 6: Final answer
x = 801,630.00
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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.