Finding the Fourth Proportional to 5,090,734.17, 7,024,795.07 and 2,997,243.81
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Solution
The fourth proportional to 5,090,734.17, 7,024,795.07 and 2,997,243.81 is: 4,135,950.30
Step by Step Solution
- Step 1: Write the proportion equation
5,090,734.17 : 7,024,795.07 = 2,997,243.81 : x - Step 2: Convert to fraction form
5,090,734.17/7,024,795.07 = 2,997,243.81/x - Step 3: Cross multiply
5,090,734.17x = 7,024,795.07 × 2,997,243.81 - Step 4: Simplify right side
5,090,734.17x = 21,055,023,525,089.80 - Step 5: Solve for x
x = 21,055,023,525,089.80/5,090,734.17 - Step 6: Final answer
x = 4,135,950.30
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1.5x scale
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.