Finding the Fourth Proportional to 1,900,646.70, 2,622,884.67 and 1,041,260.46
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Solution
The fourth proportional to 1,900,646.70, 2,622,884.67 and 1,041,260.46 is: 1,436,935.17
Step by Step Solution
- Step 1: Write the proportion equation
1,900,646.70 : 2,622,884.67 = 1,041,260.46 : x - Step 2: Convert to fraction form
1,900,646.70/2,622,884.67 = 1,041,260.46/x - Step 3: Cross multiply
1,900,646.70x = 2,622,884.67 × 1,041,260.46 - Step 4: Simplify right side
1,900,646.70x = 2,731,106,098,011.15 - Step 5: Solve for x
x = 2,731,106,098,011.15/1,900,646.70 - Step 6: Final answer
x = 1,436,935.17
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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.