Finding the Fourth Proportional to 2,834,351.32, 4,252,259.96 and 812,743.19
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Solution
The fourth proportional to 2,834,351.32, 4,252,259.96 and 812,743.19 is: 1,219,324.97
Step by Step Solution
- Step 1: Write the proportion equation
2,834,351.32 : 4,252,259.96 = 812,743.19 : x - Step 2: Convert to fraction form
2,834,351.32/4,252,259.96 = 812,743.19/x - Step 3: Cross multiply
2,834,351.32x = 4,252,259.96 × 812,743.19 - Step 4: Simplify right side
2,834,351.32x = 3,455,995,332,513.74 - Step 5: Solve for x
x = 3,455,995,332,513.74/2,834,351.32 - Step 6: Final answer
x = 1,219,324.97
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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.