Finding the Fourth Proportional to 1,555,805.40, 2,332,774.62 and 608,047.08
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Solution
The fourth proportional to 1,555,805.40, 2,332,774.62 and 608,047.08 is: 911,705.79
Step by Step Solution
- Step 1: Write the proportion equation
1,555,805.40 : 2,332,774.62 = 608,047.08 : x - Step 2: Convert to fraction form
1,555,805.40/2,332,774.62 = 608,047.08/x - Step 3: Cross multiply
1,555,805.40x = 2,332,774.62 × 608,047.08 - Step 4: Simplify right side
1,555,805.40x = 1,418,436,795,989.11 - Step 5: Solve for x
x = 1,418,436,795,989.11/1,555,805.40 - Step 6: Final answer
x = 911,705.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.