Finding the Fourth Proportional to 1,347,564.22, 1,859,664.92 and 735,718.54
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Solution
The fourth proportional to 1,347,564.22, 1,859,664.92 and 735,718.54 is: 1,015,305.95
Step by Step Solution
- Step 1: Write the proportion equation
1,347,564.22 : 1,859,664.92 = 735,718.54 : x - Step 2: Convert to fraction form
1,347,564.22/1,859,664.92 = 735,718.54/x - Step 3: Cross multiply
1,347,564.22x = 1,859,664.92 × 735,718.54 - Step 4: Simplify right side
1,347,564.22x = 1,368,189,964,723.42 - Step 5: Solve for x
x = 1,368,189,964,723.42/1,347,564.22 - Step 6: Final answer
x = 1,015,305.95
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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.