Finding the Fourth Proportional to 2,549,033.42, 3,517,758.93 and 1,387,423.53
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Solution
The fourth proportional to 2,549,033.42, 3,517,758.93 and 1,387,423.53 is: 1,914,694.99
Step by Step Solution
- Step 1: Write the proportion equation
2,549,033.42 : 3,517,758.93 = 1,387,423.53 : x - Step 2: Convert to fraction form
2,549,033.42/3,517,758.93 = 1,387,423.53/x - Step 3: Cross multiply
2,549,033.42x = 3,517,758.93 × 1,387,423.53 - Step 4: Simplify right side
2,549,033.42x = 4,880,621,512,349.62 - Step 5: Solve for x
x = 4,880,621,512,349.62/2,549,033.42 - Step 6: Final answer
x = 1,914,694.99
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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.