Finding the Fourth Proportional to 2,509,259.46, 3,763,891.93 and 687,639.96
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Solution
The fourth proportional to 2,509,259.46, 3,763,891.93 and 687,639.96 is: 1,031,460.68
Step by Step Solution
- Step 1: Write the proportion equation
2,509,259.46 : 3,763,891.93 = 687,639.96 : x - Step 2: Convert to fraction form
2,509,259.46/3,763,891.93 = 687,639.96/x - Step 3: Cross multiply
2,509,259.46x = 3,763,891.93 × 687,639.96 - Step 4: Simplify right side
2,509,259.46x = 2,588,202,483,239.81 - Step 5: Solve for x
x = 2,588,202,483,239.81/2,509,259.46 - Step 6: Final answer
x = 1,031,460.68
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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.