Finding the Fourth Proportional to 4,334,158.74, 5,980,625.68 and 2,499,220.18
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Solution
The fourth proportional to 4,334,158.74, 5,980,625.68 and 2,499,220.18 is: 3,448,627.82
Step by Step Solution
- Step 1: Write the proportion equation
4,334,158.74 : 5,980,625.68 = 2,499,220.18 : x - Step 2: Convert to fraction form
4,334,158.74/5,980,625.68 = 2,499,220.18/x - Step 3: Cross multiply
4,334,158.74x = 5,980,625.68 × 2,499,220.18 - Step 4: Simplify right side
4,334,158.74x = 14,946,900,388,482.22 - Step 5: Solve for x
x = 14,946,900,388,482.22/4,334,158.74 - Step 6: Final answer
x = 3,448,627.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.