Finding the Fourth Proportional to 1,731,966.40, 2,590,951.20 and 1,497,908.80
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Solution
The fourth proportional to 1,731,966.40, 2,590,951.20 and 1,497,908.80 is: 2,240,810.56
Step by Step Solution
- Step 1: Write the proportion equation
1,731,966.40 : 2,590,951.20 = 1,497,908.80 : x - Step 2: Convert to fraction form
1,731,966.40/2,590,951.20 = 1,497,908.80/x - Step 3: Cross multiply
1,731,966.40x = 2,590,951.20 × 1,497,908.80 - Step 4: Simplify right side
1,731,966.40x = 3,881,008,602,850.56 - Step 5: Solve for x
x = 3,881,008,602,850.56/1,731,966.40 - Step 6: Final answer
x = 2,240,810.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.