Finding the Fourth Proportional to 1,681,750.84, 2,320,757.58 and 956,543.80
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Solution
The fourth proportional to 1,681,750.84, 2,320,757.58 and 956,543.80 is: 1,319,997.13
Step by Step Solution
- Step 1: Write the proportion equation
1,681,750.84 : 2,320,757.58 = 956,543.80 : x - Step 2: Convert to fraction form
1,681,750.84/2,320,757.58 = 956,543.80/x - Step 3: Cross multiply
1,681,750.84x = 2,320,757.58 × 956,543.80 - Step 4: Simplify right side
1,681,750.84x = 2,219,906,274,452.00 - Step 5: Solve for x
x = 2,219,906,274,452.00/1,681,750.84 - Step 6: Final answer
x = 1,319,997.13
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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.