Finding the Fourth Proportional to 1,881,770.70, 2,596,829.72 and 1,022,338.02
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Solution
The fourth proportional to 1,881,770.70, 2,596,829.72 and 1,022,338.02 is: 1,410,818.95
Step by Step Solution
- Step 1: Write the proportion equation
1,881,770.70 : 2,596,829.72 = 1,022,338.02 : x - Step 2: Convert to fraction form
1,881,770.70/2,596,829.72 = 1,022,338.02/x - Step 3: Cross multiply
1,881,770.70x = 2,596,829.72 × 1,022,338.02 - Step 4: Simplify right side
1,881,770.70x = 2,654,837,754,221.95 - Step 5: Solve for x
x = 2,654,837,754,221.95/1,881,770.70 - Step 6: Final answer
x = 1,410,818.95
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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.