Finding the Fourth Proportional to 3,824,547.84, 5,736,821.76 and 1,300,203.09
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Solution
The fourth proportional to 3,824,547.84, 5,736,821.76 and 1,300,203.09 is: 1,950,304.64
Step by Step Solution
- Step 1: Write the proportion equation
3,824,547.84 : 5,736,821.76 = 1,300,203.09 : x - Step 2: Convert to fraction form
3,824,547.84/5,736,821.76 = 1,300,203.09/x - Step 3: Cross multiply
3,824,547.84x = 5,736,821.76 × 1,300,203.09 - Step 4: Simplify right side
3,824,547.84x = 7,459,033,379,131.24 - Step 5: Solve for x
x = 7,459,033,379,131.24/3,824,547.84 - Step 6: Final answer
x = 1,950,304.64
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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.