Finding the Fourth Proportional to 3,302,302.81, 4,557,675.99 and 2,013,890.54
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Solution
The fourth proportional to 3,302,302.81, 4,557,675.99 and 2,013,890.54 is: 2,779,472.72
Step by Step Solution
- Step 1: Write the proportion equation
3,302,302.81 : 4,557,675.99 = 2,013,890.54 : x - Step 2: Convert to fraction form
3,302,302.81/4,557,675.99 = 2,013,890.54/x - Step 3: Cross multiply
3,302,302.81x = 4,557,675.99 × 2,013,890.54 - Step 4: Simplify right side
3,302,302.81x = 9,178,660,560,646.14 - Step 5: Solve for x
x = 9,178,660,560,646.14/3,302,302.81 - Step 6: Final answer
x = 2,779,472.72
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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.