Finding the Fourth Proportional to 3,429,004.36, 5,133,416.58 and 2,288,938.78
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Solution
The fourth proportional to 3,429,004.36, 5,133,416.58 and 2,288,938.78 is: 3,426,672.89
Step by Step Solution
- Step 1: Write the proportion equation
3,429,004.36 : 5,133,416.58 = 2,288,938.78 : x - Step 2: Convert to fraction form
3,429,004.36/5,133,416.58 = 2,288,938.78/x - Step 3: Cross multiply
3,429,004.36x = 5,133,416.58 × 2,288,938.78 - Step 4: Simplify right side
3,429,004.36x = 11,750,076,283,856.97 - Step 5: Solve for x
x = 11,750,076,283,856.97/3,429,004.36 - Step 6: Final answer
x = 3,426,672.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.