Finding the Fourth Proportional to 1,522,526.59, 2,101,006.42 and 869,126.68
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Solution
The fourth proportional to 1,522,526.59, 2,101,006.42 and 869,126.68 is: 1,199,348.99
Step by Step Solution
- Step 1: Write the proportion equation
1,522,526.59 : 2,101,006.42 = 869,126.68 : x - Step 2: Convert to fraction form
1,522,526.59/2,101,006.42 = 869,126.68/x - Step 3: Cross multiply
1,522,526.59x = 2,101,006.42 × 869,126.68 - Step 4: Simplify right side
1,522,526.59x = 1,826,040,734,473.29 - Step 5: Solve for x
x = 1,826,040,734,473.29/1,522,526.59 - Step 6: Final answer
x = 1,199,348.99
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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.