Finding the Fourth Proportional to 2,047,343.87, 2,825,344.35 and 1,129,572.96
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Solution
The fourth proportional to 2,047,343.87, 2,825,344.35 and 1,129,572.96 is: 1,558,816.10
Step by Step Solution
- Step 1: Write the proportion equation
2,047,343.87 : 2,825,344.35 = 1,129,572.96 : x - Step 2: Convert to fraction form
2,047,343.87/2,825,344.35 = 1,129,572.96/x - Step 3: Cross multiply
2,047,343.87x = 2,825,344.35 × 1,129,572.96 - Step 4: Simplify right side
2,047,343.87x = 3,191,432,580,448.78 - Step 5: Solve for x
x = 3,191,432,580,448.78/2,047,343.87 - Step 6: Final answer
x = 1,558,816.10
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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.