Finding the Fourth Proportional to 1,795,711.99, 2,478,135.23 and 979,968.35
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Solution
The fourth proportional to 1,795,711.99, 2,478,135.23 and 979,968.35 is: 1,352,385.07
Step by Step Solution
- Step 1: Write the proportion equation
1,795,711.99 : 2,478,135.23 = 979,968.35 : x - Step 2: Convert to fraction form
1,795,711.99/2,478,135.23 = 979,968.35/x - Step 3: Cross multiply
1,795,711.99x = 2,478,135.23 × 979,968.35 - Step 4: Simplify right side
1,795,711.99x = 2,428,494,092,419.97 - Step 5: Solve for x
x = 2,428,494,092,419.97/1,795,711.99 - Step 6: Final answer
x = 1,352,385.07
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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.