Finding the Fourth Proportional to 3,630,864.56, 5,010,630.26 and 1,999,423.62
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Solution
The fourth proportional to 3,630,864.56, 5,010,630.26 and 1,999,423.62 is: 2,759,225.06
Step by Step Solution
- Step 1: Write the proportion equation
3,630,864.56 : 5,010,630.26 = 1,999,423.62 : x - Step 2: Convert to fraction form
3,630,864.56/5,010,630.26 = 1,999,423.62/x - Step 3: Cross multiply
3,630,864.56x = 5,010,630.26 × 1,999,423.62 - Step 4: Simplify right side
3,630,864.56x = 10,018,372,482,933.62 - Step 5: Solve for x
x = 10,018,372,482,933.62/3,630,864.56 - Step 6: Final answer
x = 2,759,225.06
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1.5x scale
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.