Finding the Fourth Proportional to 2,012,187.28, 2,776,816.44 and 1,152,750.96
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Solution
The fourth proportional to 2,012,187.28, 2,776,816.44 and 1,152,750.96 is: 1,590,795.18
Step by Step Solution
- Step 1: Write the proportion equation
2,012,187.28 : 2,776,816.44 = 1,152,750.96 : x - Step 2: Convert to fraction form
2,012,187.28/2,776,816.44 = 1,152,750.96/x - Step 3: Cross multiply
2,012,187.28x = 2,776,816.44 × 1,152,750.96 - Step 4: Simplify right side
2,012,187.28x = 3,200,977,816,953.78 - Step 5: Solve for x
x = 3,200,977,816,953.78/2,012,187.28 - Step 6: Final answer
x = 1,590,795.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.