Finding the Fourth Proportional to 4,173,817.80, 6,264,873.90 and 2,046,304.20
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Solution
The fourth proportional to 4,173,817.80, 6,264,873.90 and 2,046,304.20 is: 3,071,489.55
Step by Step Solution
- Step 1: Write the proportion equation
4,173,817.80 : 6,264,873.90 = 2,046,304.20 : x - Step 2: Convert to fraction form
4,173,817.80/6,264,873.90 = 2,046,304.20/x - Step 3: Cross multiply
4,173,817.80x = 6,264,873.90 × 2,046,304.20 - Step 4: Simplify right side
4,173,817.80x = 12,819,837,774,040.38 - Step 5: Solve for x
x = 12,819,837,774,040.38/4,173,817.80 - Step 6: Final answer
x = 3,071,489.55
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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.