Finding the Fourth Proportional to 3,604,660.26, 4,974,557.69 and 1,973,068.95
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Solution
The fourth proportional to 3,604,660.26, 4,974,557.69 and 1,973,068.95 is: 2,722,904.41
Step by Step Solution
- Step 1: Write the proportion equation
3,604,660.26 : 4,974,557.69 = 1,973,068.95 : x - Step 2: Convert to fraction form
3,604,660.26/4,974,557.69 = 1,973,068.95/x - Step 3: Cross multiply
3,604,660.26x = 4,974,557.69 × 1,973,068.95 - Step 4: Simplify right side
3,604,660.26x = 9,815,145,318,122.73 - Step 5: Solve for x
x = 9,815,145,318,122.73/3,604,660.26 - Step 6: Final answer
x = 2,722,904.41
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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.