Finding the Fourth Proportional to 4,149,875.36, 6,224,812.40 and 3,204,624.80
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Solution
The fourth proportional to 4,149,875.36, 6,224,812.40 and 3,204,624.80 is: 4,806,936.71
Step by Step Solution
- Step 1: Write the proportion equation
4,149,875.36 : 6,224,812.40 = 3,204,624.80 : x - Step 2: Convert to fraction form
4,149,875.36/6,224,812.40 = 3,204,624.80/x - Step 3: Cross multiply
4,149,875.36x = 6,224,812.40 × 3,204,624.80 - Step 4: Simplify right side
4,149,875.36x = 19,948,188,192,387.52 - Step 5: Solve for x
x = 19,948,188,192,387.52/4,149,875.36 - Step 6: Final answer
x = 4,806,936.71
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1.5x scale
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.