Finding the Fourth Proportional to 1,347,709.66, 1,859,865.22 and 735,886.68
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Solution
The fourth proportional to 1,347,709.66, 1,859,865.22 and 735,886.68 is: 1,015,537.75
Step by Step Solution
- Step 1: Write the proportion equation
1,347,709.66 : 1,859,865.22 = 735,886.68 : x - Step 2: Convert to fraction form
1,347,709.66/1,859,865.22 = 735,886.68/x - Step 3: Cross multiply
1,347,709.66x = 1,859,865.22 × 735,886.68 - Step 4: Simplify right side
1,347,709.66x = 1,368,650,041,993.27 - Step 5: Solve for x
x = 1,368,650,041,993.27/1,347,709.66 - Step 6: Final answer
x = 1,015,537.75
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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.