Finding the Fourth Proportional to 1,672,174.98, 2,307,206.16 and 983,876.88
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Solution
The fourth proportional to 1,672,174.98, 2,307,206.16 and 983,876.88 is: 1,357,517.50
Step by Step Solution
- Step 1: Write the proportion equation
1,672,174.98 : 2,307,206.16 = 983,876.88 : x - Step 2: Convert to fraction form
1,672,174.98/2,307,206.16 = 983,876.88/x - Step 3: Cross multiply
1,672,174.98x = 2,307,206.16 × 983,876.88 - Step 4: Simplify right side
1,672,174.98x = 2,270,006,798,217.58 - Step 5: Solve for x
x = 2,270,006,798,217.58/1,672,174.98 - Step 6: Final answer
x = 1,357,517.50
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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.