Finding the Fourth Proportional to 3,248,445.93, 4,482,801.12 and 1,798,110.30
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Solution
The fourth proportional to 3,248,445.93, 4,482,801.12 and 1,798,110.30 is: 2,481,362.18
Step by Step Solution
- Step 1: Write the proportion equation
3,248,445.93 : 4,482,801.12 = 1,798,110.30 : x - Step 2: Convert to fraction form
3,248,445.93/4,482,801.12 = 1,798,110.30/x - Step 3: Cross multiply
3,248,445.93x = 4,482,801.12 × 1,798,110.30 - Step 4: Simplify right side
3,248,445.93x = 8,060,570,866,723.54 - Step 5: Solve for x
x = 8,060,570,866,723.54/3,248,445.93 - Step 6: Final answer
x = 2,481,362.18
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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.