Finding the Fourth Proportional to 2,437,437.18, 3,363,621.96 and 1,349,685.42
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Solution
The fourth proportional to 2,437,437.18, 3,363,621.96 and 1,349,685.42 is: 1,862,542.98
Step by Step Solution
- Step 1: Write the proportion equation
2,437,437.18 : 3,363,621.96 = 1,349,685.42 : x - Step 2: Convert to fraction form
2,437,437.18/3,363,621.96 = 1,349,685.42/x - Step 3: Cross multiply
2,437,437.18x = 3,363,621.96 × 1,349,685.42 - Step 4: Simplify right side
2,437,437.18x = 4,539,831,510,251.56 - Step 5: Solve for x
x = 4,539,831,510,251.56/2,437,437.18 - Step 6: Final answer
x = 1,862,542.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.