Finding the Fourth Proportional to 2,047,352.40, 2,825,356.08 and 1,129,581.48
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Solution
The fourth proportional to 2,047,352.40, 2,825,356.08 and 1,129,581.48 is: 1,558,827.83
Step by Step Solution
- Step 1: Write the proportion equation
2,047,352.40 : 2,825,356.08 = 1,129,581.48 : x - Step 2: Convert to fraction form
2,047,352.40/2,825,356.08 = 1,129,581.48/x - Step 3: Cross multiply
2,047,352.40x = 2,825,356.08 × 1,129,581.48 - Step 4: Simplify right side
2,047,352.40x = 3,191,469,902,373.40 - Step 5: Solve for x
x = 3,191,469,902,373.40/2,047,352.40 - Step 6: Final answer
x = 1,558,827.83
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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.