Finding the Fourth Proportional to 1,536,628.70, 2,304,943.05 and 1,457,896.70
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Solution
The fourth proportional to 1,536,628.70, 2,304,943.05 and 1,457,896.70 is: 2,186,845.05
Step by Step Solution
- Step 1: Write the proportion equation
1,536,628.70 : 2,304,943.05 = 1,457,896.70 : x - Step 2: Convert to fraction form
1,536,628.70/2,304,943.05 = 1,457,896.70/x - Step 3: Cross multiply
1,536,628.70x = 2,304,943.05 × 1,457,896.70 - Step 4: Simplify right side
1,536,628.70x = 3,360,368,866,282.93 - Step 5: Solve for x
x = 3,360,368,866,282.93/1,536,628.70 - Step 6: Final answer
x = 2,186,845.05
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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.