Finding the Fourth Proportional to 1,660,748.57, 2,291,840.03 and 935,604.98
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Solution
The fourth proportional to 1,660,748.57, 2,291,840.03 and 935,604.98 is: 1,291,138.82
Step by Step Solution
- Step 1: Write the proportion equation
1,660,748.57 : 2,291,840.03 = 935,604.98 : x - Step 2: Convert to fraction form
1,660,748.57/2,291,840.03 = 935,604.98/x - Step 3: Cross multiply
1,660,748.57x = 2,291,840.03 × 935,604.98 - Step 4: Simplify right side
1,660,748.57x = 2,144,256,940,753.32 - Step 5: Solve for x
x = 2,144,256,940,753.32/1,660,748.57 - Step 6: Final answer
x = 1,291,138.82
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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.