Finding the Fourth Proportional to 1,908,538.75, 2,633,788.95 and 1,092,754.95
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Solution
The fourth proportional to 1,908,538.75, 2,633,788.95 and 1,092,754.95 is: 1,508,004.97
Step by Step Solution
- Step 1: Write the proportion equation
1,908,538.75 : 2,633,788.95 = 1,092,754.95 : x - Step 2: Convert to fraction form
1,908,538.75/2,633,788.95 = 1,092,754.95/x - Step 3: Cross multiply
1,908,538.75x = 2,633,788.95 × 1,092,754.95 - Step 4: Simplify right side
1,908,538.75x = 2,878,085,912,367.80 - Step 5: Solve for x
x = 2,878,085,912,367.80/1,908,538.75 - Step 6: Final answer
x = 1,508,004.97
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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.