Finding the Fourth Proportional to 4,969,465.04, 7,454,363.81 and 1,374,931.08
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Solution
The fourth proportional to 4,969,465.04, 7,454,363.81 and 1,374,931.08 is: 2,062,442.62
Step by Step Solution
- Step 1: Write the proportion equation
4,969,465.04 : 7,454,363.81 = 1,374,931.08 : x - Step 2: Convert to fraction form
4,969,465.04/7,454,363.81 = 1,374,931.08/x - Step 3: Cross multiply
4,969,465.04x = 7,454,363.81 × 1,374,931.08 - Step 4: Simplify right side
4,969,465.04x = 10,249,236,477,121.56 - Step 5: Solve for x
x = 10,249,236,477,121.56/4,969,465.04 - Step 6: Final answer
x = 2,062,442.62
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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.