Finding the Fourth Proportional to 3,313,435.40, 4,963,657.68 and 1,717,045.70
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Solution
The fourth proportional to 3,313,435.40, 4,963,657.68 and 1,717,045.70 is: 2,572,202.58
Step by Step Solution
- Step 1: Write the proportion equation
3,313,435.40 : 4,963,657.68 = 1,717,045.70 : x - Step 2: Convert to fraction form
3,313,435.40/4,963,657.68 = 1,717,045.70/x - Step 3: Cross multiply
3,313,435.40x = 4,963,657.68 × 1,717,045.70 - Step 4: Simplify right side
3,313,435.40x = 8,522,827,075,715.98 - Step 5: Solve for x
x = 8,522,827,075,715.98/3,313,435.40 - Step 6: Final answer
x = 2,572,202.58
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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.