Finding the Fourth Proportional to 3,704,805.30, 5,557,207.95 and 1,815,237.30
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Solution
The fourth proportional to 3,704,805.30, 5,557,207.95 and 1,815,237.30 is: 2,722,855.95
Step by Step Solution
- Step 1: Write the proportion equation
3,704,805.30 : 5,557,207.95 = 1,815,237.30 : x - Step 2: Convert to fraction form
3,704,805.30/5,557,207.95 = 1,815,237.30/x - Step 3: Cross multiply
3,704,805.30x = 5,557,207.95 × 1,815,237.30 - Step 4: Simplify right side
3,704,805.30x = 10,087,651,154,696.54 - Step 5: Solve for x
x = 10,087,651,154,696.54/3,704,805.30 - Step 6: Final answer
x = 2,722,855.95
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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.