Finding the Fourth Proportional to 1,705,000.82, 2,352,865.16 and 930,605.99
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Solution
The fourth proportional to 1,705,000.82, 2,352,865.16 and 930,605.99 is: 1,284,216.63
Step by Step Solution
- Step 1: Write the proportion equation
1,705,000.82 : 2,352,865.16 = 930,605.99 : x - Step 2: Convert to fraction form
1,705,000.82/2,352,865.16 = 930,605.99/x - Step 3: Cross multiply
1,705,000.82x = 2,352,865.16 × 930,605.99 - Step 4: Simplify right side
1,705,000.82x = 2,189,590,411,558.31 - Step 5: Solve for x
x = 2,189,590,411,558.31/1,705,000.82 - Step 6: Final answer
x = 1,284,216.63
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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.