Finding the Fourth Proportional to 2,345,455.56, 3,235,060.09 and 2,152,486.42
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Solution
The fourth proportional to 2,345,455.56, 3,235,060.09 and 2,152,486.42 is: 2,968,899.96
Step by Step Solution
- Step 1: Write the proportion equation
2,345,455.56 : 3,235,060.09 = 2,152,486.42 : x - Step 2: Convert to fraction form
2,345,455.56/3,235,060.09 = 2,152,486.42/x - Step 3: Cross multiply
2,345,455.56x = 3,235,060.09 × 2,152,486.42 - Step 4: Simplify right side
2,345,455.56x = 6,963,422,911,608.98 - Step 5: Solve for x
x = 6,963,422,911,608.98/2,345,455.56 - Step 6: Final answer
x = 2,968,899.96
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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.