Finding the Fourth Proportional to 2,509,261.46, 3,763,894.93 and 687,641.96
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Solution
The fourth proportional to 2,509,261.46, 3,763,894.93 and 687,641.96 is: 1,031,463.69
Step by Step Solution
- Step 1: Write the proportion equation
2,509,261.46 : 3,763,894.93 = 687,641.96 : x - Step 2: Convert to fraction form
2,509,261.46/3,763,894.93 = 687,641.96/x - Step 3: Cross multiply
2,509,261.46x = 3,763,894.93 × 687,641.96 - Step 4: Simplify right side
2,509,261.46x = 2,588,212,086,899.26 - Step 5: Solve for x
x = 2,588,212,086,899.26/2,509,261.46 - Step 6: Final answer
x = 1,031,463.69
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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.