Finding the Fourth Proportional to 2,948,814.09, 4,069,494.41 and 1,659,737.97
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Solution
The fourth proportional to 2,948,814.09, 4,069,494.41 and 1,659,737.97 is: 2,290,512.11
Step by Step Solution
- Step 1: Write the proportion equation
2,948,814.09 : 4,069,494.41 = 1,659,737.97 : x - Step 2: Convert to fraction form
2,948,814.09/4,069,494.41 = 1,659,737.97/x - Step 3: Cross multiply
2,948,814.09x = 4,069,494.41 × 1,659,737.97 - Step 4: Simplify right side
2,948,814.09x = 6,754,294,382,681.06 - Step 5: Solve for x
x = 6,754,294,382,681.06/2,948,814.09 - Step 6: Final answer
x = 2,290,512.11
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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.