Finding the Fourth Proportional to 1,516,013.25, 2,092,449.23 and 871,805.08
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Solution
The fourth proportional to 1,516,013.25, 2,092,449.23 and 871,805.08 is: 1,203,292.83
Step by Step Solution
- Step 1: Write the proportion equation
1,516,013.25 : 2,092,449.23 = 871,805.08 : x - Step 2: Convert to fraction form
1,516,013.25/2,092,449.23 = 871,805.08/x - Step 3: Cross multiply
1,516,013.25x = 2,092,449.23 × 871,805.08 - Step 4: Simplify right side
1,516,013.25x = 1,824,207,868,356.09 - Step 5: Solve for x
x = 1,824,207,868,356.09/1,516,013.25 - Step 6: Final answer
x = 1,203,292.83
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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.