Finding the Fourth Proportional to 1,377,969.48, 1,901,704.35 and 826,705.80
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Solution
The fourth proportional to 1,377,969.48, 1,901,704.35 and 826,705.80 is: 1,140,917.88
Step by Step Solution
- Step 1: Write the proportion equation
1,377,969.48 : 1,901,704.35 = 826,705.80 : x - Step 2: Convert to fraction form
1,377,969.48/1,901,704.35 = 826,705.80/x - Step 3: Cross multiply
1,377,969.48x = 1,901,704.35 × 826,705.80 - Step 4: Simplify right side
1,377,969.48x = 1,572,150,016,030.23 - Step 5: Solve for x
x = 1,572,150,016,030.23/1,377,969.48 - Step 6: Final answer
x = 1,140,917.88
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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.