Finding the Fourth Proportional to 2,830,360.68, 3,905,780.43 and 1,541,197.98
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Solution
The fourth proportional to 2,830,360.68, 3,905,780.43 and 1,541,197.98 is: 2,126,789.34
Step by Step Solution
- Step 1: Write the proportion equation
2,830,360.68 : 3,905,780.43 = 1,541,197.98 : x - Step 2: Convert to fraction form
2,830,360.68/3,905,780.43 = 1,541,197.98/x - Step 3: Cross multiply
2,830,360.68x = 3,905,780.43 × 1,541,197.98 - Step 4: Simplify right side
2,830,360.68x = 6,019,580,909,039.53 - Step 5: Solve for x
x = 6,019,580,909,039.53/2,830,360.68 - Step 6: Final answer
x = 2,126,789.34
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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.