Finding the Fourth Proportional to 1,334,394.69, 1,841,596.56 and 761,520.99
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Solution
The fourth proportional to 1,334,394.69, 1,841,596.56 and 761,520.99 is: 1,050,974.23
Step by Step Solution
- Step 1: Write the proportion equation
1,334,394.69 : 1,841,596.56 = 761,520.99 : x - Step 2: Convert to fraction form
1,334,394.69/1,841,596.56 = 761,520.99/x - Step 3: Cross multiply
1,334,394.69x = 1,841,596.56 × 761,520.99 - Step 4: Simplify right side
1,334,394.69x = 1,402,414,435,551.79 - Step 5: Solve for x
x = 1,402,414,435,551.79/1,334,394.69 - Step 6: Final answer
x = 1,050,974.23
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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.