Finding the Fourth Proportional to 1,577,543.26, 2,177,455.68 and 933,187.48
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Solution
The fourth proportional to 1,577,543.26, 2,177,455.68 and 933,187.48 is: 1,288,062.54
Step by Step Solution
- Step 1: Write the proportion equation
1,577,543.26 : 2,177,455.68 = 933,187.48 : x - Step 2: Convert to fraction form
1,577,543.26/2,177,455.68 = 933,187.48/x - Step 3: Cross multiply
1,577,543.26x = 2,177,455.68 × 933,187.48 - Step 4: Simplify right side
1,577,543.26x = 2,031,974,378,830.89 - Step 5: Solve for x
x = 2,031,974,378,830.89/1,577,543.26 - Step 6: Final answer
x = 1,288,062.54
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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.