Finding the Fourth Proportional to 2,953,614.70, 4,430,422.05 and 1,460,622.70
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Solution
The fourth proportional to 2,953,614.70, 4,430,422.05 and 1,460,622.70 is: 2,190,934.05
Step by Step Solution
- Step 1: Write the proportion equation
2,953,614.70 : 4,430,422.05 = 1,460,622.70 : x - Step 2: Convert to fraction form
2,953,614.70/4,430,422.05 = 1,460,622.70/x - Step 3: Cross multiply
2,953,614.70x = 4,430,422.05 × 1,460,622.70 - Step 4: Simplify right side
2,953,614.70x = 6,471,175,016,810.53 - Step 5: Solve for x
x = 6,471,175,016,810.53/2,953,614.70 - Step 6: Final answer
x = 2,190,934.05
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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.