Finding the Fourth Proportional to 5,467,747.52, 8,201,849.18 and 1,875,985.04
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Solution
The fourth proportional to 5,467,747.52, 8,201,849.18 and 1,875,985.04 is: 2,814,055.75
Step by Step Solution
- Step 1: Write the proportion equation
5,467,747.52 : 8,201,849.18 = 1,875,985.04 : x - Step 2: Convert to fraction form
5,467,747.52/8,201,849.18 = 1,875,985.04/x - Step 3: Cross multiply
5,467,747.52x = 8,201,849.18 × 1,875,985.04 - Step 4: Simplify right side
5,467,747.52x = 15,386,546,362,016.27 - Step 5: Solve for x
x = 15,386,546,362,016.27/5,467,747.52 - Step 6: Final answer
x = 2,814,055.75
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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.