Finding the Fourth Proportional to 4,670,964.84, 6,445,784.52 and 2,738,512.20
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Solution
The fourth proportional to 4,670,964.84, 6,445,784.52 and 2,738,512.20 is: 3,779,060.68
Step by Step Solution
- Step 1: Write the proportion equation
4,670,964.84 : 6,445,784.52 = 2,738,512.20 : x - Step 2: Convert to fraction form
4,670,964.84/6,445,784.52 = 2,738,512.20/x - Step 3: Cross multiply
4,670,964.84x = 6,445,784.52 × 2,738,512.20 - Step 4: Simplify right side
4,670,964.84x = 17,651,859,546,591.14 - Step 5: Solve for x
x = 17,651,859,546,591.14/4,670,964.84 - Step 6: Final answer
x = 3,779,060.68
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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.