Finding the Fourth Proportional to 2,784,683.28, 4,177,028.14 and 762,944.74
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Solution
The fourth proportional to 2,784,683.28, 4,177,028.14 and 762,944.74 is: 1,144,417.99
Step by Step Solution
- Step 1: Write the proportion equation
2,784,683.28 : 4,177,028.14 = 762,944.74 : x - Step 2: Convert to fraction form
2,784,683.28/4,177,028.14 = 762,944.74/x - Step 3: Cross multiply
2,784,683.28x = 4,177,028.14 × 762,944.74 - Step 4: Simplify right side
2,784,683.28x = 3,186,841,648,244.98 - Step 5: Solve for x
x = 3,186,841,648,244.98/2,784,683.28 - Step 6: Final answer
x = 1,144,417.99
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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.