Finding the Fourth Proportional to 2,963,246.40, 4,444,869.60 and 2,847,124.80
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Solution
The fourth proportional to 2,963,246.40, 4,444,869.60 and 2,847,124.80 is: 4,270,687.20
Step by Step Solution
- Step 1: Write the proportion equation
2,963,246.40 : 4,444,869.60 = 2,847,124.80 : x - Step 2: Convert to fraction form
2,963,246.40/4,444,869.60 = 2,847,124.80/x - Step 3: Cross multiply
2,963,246.40x = 4,444,869.60 × 2,847,124.80 - Step 4: Simplify right side
2,963,246.40x = 12,655,098,470,926.08 - Step 5: Solve for x
x = 12,655,098,470,926.08/2,963,246.40 - Step 6: Final answer
x = 4,270,687.20
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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.