Finding the Fourth Proportional to 5,206,259.16, 7,184,582.82 and 2,914,438.68
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Solution
The fourth proportional to 5,206,259.16, 7,184,582.82 and 2,914,438.68 is: 4,021,894.69
Step by Step Solution
- Step 1: Write the proportion equation
5,206,259.16 : 7,184,582.82 = 2,914,438.68 : x - Step 2: Convert to fraction form
5,206,259.16/7,184,582.82 = 2,914,438.68/x - Step 3: Cross multiply
5,206,259.16x = 7,184,582.82 × 2,914,438.68 - Step 4: Simplify right side
5,206,259.16x = 20,939,026,070,271.48 - Step 5: Solve for x
x = 20,939,026,070,271.48/5,206,259.16 - Step 6: Final answer
x = 4,021,894.69
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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.