Finding the Fourth Proportional to 2,832,202.20, 4,247,712.90 and 1,035,931.80
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Solution
The fourth proportional to 2,832,202.20, 4,247,712.90 and 1,035,931.80 is: 1,553,681.75
Step by Step Solution
- Step 1: Write the proportion equation
2,832,202.20 : 4,247,712.90 = 1,035,931.80 : x - Step 2: Convert to fraction form
2,832,202.20/4,247,712.90 = 1,035,931.80/x - Step 3: Cross multiply
2,832,202.20x = 4,247,712.90 × 1,035,931.80 - Step 4: Simplify right side
2,832,202.20x = 4,400,340,870,380.22 - Step 5: Solve for x
x = 4,400,340,870,380.22/2,832,202.20 - Step 6: Final answer
x = 1,553,681.75
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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.