Finding the Fourth Proportional to 1,597,312.49, 2,204,380.47 and 872,227.49
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Solution
The fourth proportional to 1,597,312.49, 2,204,380.47 and 872,227.49 is: 1,203,722.66
Step by Step Solution
- Step 1: Write the proportion equation
1,597,312.49 : 2,204,380.47 = 872,227.49 : x - Step 2: Convert to fraction form
1,597,312.49/2,204,380.47 = 872,227.49/x - Step 3: Cross multiply
1,597,312.49x = 2,204,380.47 × 872,227.49 - Step 4: Simplify right side
1,597,312.49x = 1,922,721,244,353.12 - Step 5: Solve for x
x = 1,922,721,244,353.12/1,597,312.49 - Step 6: Final answer
x = 1,203,722.66
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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.