Finding the Fourth Proportional to 2,546,812.18, 3,818,903.64 and 749,462.28
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Solution
The fourth proportional to 2,546,812.18, 3,818,903.64 and 749,462.28 is: 1,123,806.56
Step by Step Solution
- Step 1: Write the proportion equation
2,546,812.18 : 3,818,903.64 = 749,462.28 : x - Step 2: Convert to fraction form
2,546,812.18/3,818,903.64 = 749,462.28/x - Step 3: Cross multiply
2,546,812.18x = 3,818,903.64 × 749,462.28 - Step 4: Simplify right side
2,546,812.18x = 2,862,124,229,134.70 - Step 5: Solve for x
x = 2,862,124,229,134.70/2,546,812.18 - Step 6: Final answer
x = 1,123,806.56
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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.