Finding the Fourth Proportional to 2,874,824.84, 3,967,276.98 and 1,585,700.04
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Solution
The fourth proportional to 2,874,824.84, 3,967,276.98 and 1,585,700.04 is: 2,188,276.37
Step by Step Solution
- Step 1: Write the proportion equation
2,874,824.84 : 3,967,276.98 = 1,585,700.04 : x - Step 2: Convert to fraction form
2,874,824.84/3,967,276.98 = 1,585,700.04/x - Step 3: Cross multiply
2,874,824.84x = 3,967,276.98 × 1,585,700.04 - Step 4: Simplify right side
2,874,824.84x = 6,290,911,265,877.08 - Step 5: Solve for x
x = 6,290,911,265,877.08/2,874,824.84 - Step 6: Final answer
x = 2,188,276.37
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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.