Finding the Fourth Proportional to 2,643,775.08, 3,965,664.84 and 724,707.16
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Solution
The fourth proportional to 2,643,775.08, 3,965,664.84 and 724,707.16 is: 1,087,061.35
Step by Step Solution
- Step 1: Write the proportion equation
2,643,775.08 : 3,965,664.84 = 724,707.16 : x - Step 2: Convert to fraction form
2,643,775.08/3,965,664.84 = 724,707.16/x - Step 3: Cross multiply
2,643,775.08x = 3,965,664.84 × 724,707.16 - Step 4: Simplify right side
2,643,775.08x = 2,873,945,703,708.25 - Step 5: Solve for x
x = 2,873,945,703,708.25/2,643,775.08 - Step 6: Final answer
x = 1,087,061.35
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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.