Finding the Fourth Proportional to 2,436,687.06, 3,362,980.05 and 1,403,997.09
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Solution
The fourth proportional to 2,436,687.06, 3,362,980.05 and 1,403,997.09 is: 1,937,718.75
Step by Step Solution
- Step 1: Write the proportion equation
2,436,687.06 : 3,362,980.05 = 1,403,997.09 : x - Step 2: Convert to fraction form
2,436,687.06/3,362,980.05 = 1,403,997.09/x - Step 3: Cross multiply
2,436,687.06x = 3,362,980.05 × 1,403,997.09 - Step 4: Simplify right side
2,436,687.06x = 4,721,614,203,928.06 - Step 5: Solve for x
x = 4,721,614,203,928.06/2,436,687.06 - Step 6: Final answer
x = 1,937,718.75
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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.