Finding the Fourth Proportional to 1,708,911.79, 2,563,616.45 and 629,940.76
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Solution
The fourth proportional to 1,708,911.79, 2,563,616.45 and 629,940.76 is: 945,002.84
Step by Step Solution
- Step 1: Write the proportion equation
1,708,911.79 : 2,563,616.45 = 629,940.76 : x - Step 2: Convert to fraction form
1,708,911.79/2,563,616.45 = 629,940.76/x - Step 3: Cross multiply
1,708,911.79x = 2,563,616.45 × 629,940.76 - Step 4: Simplify right side
1,708,911.79x = 1,614,926,490,027.31 - Step 5: Solve for x
x = 1,614,926,490,027.31/1,708,911.79 - Step 6: Final answer
x = 945,002.84
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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.