Finding the Fourth Proportional to 4,724,606.25, 6,521,972.00 and 3,176,765.10
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Solution
The fourth proportional to 4,724,606.25, 6,521,972.00 and 3,176,765.10 is: 4,385,290.95
Step by Step Solution
- Step 1: Write the proportion equation
4,724,606.25 : 6,521,972.00 = 3,176,765.10 : x - Step 2: Convert to fraction form
4,724,606.25/6,521,972.00 = 3,176,765.10/x - Step 3: Cross multiply
4,724,606.25x = 6,521,972.00 × 3,176,765.10 - Step 4: Simplify right side
4,724,606.25x = 20,718,773,016,893.38 - Step 5: Solve for x
x = 20,718,773,016,893.38/4,724,606.25 - Step 6: Final answer
x = 4,385,290.95
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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.