Finding the Fourth Proportional to 2,015,617.08, 2,781,551.08 and 1,110,199.08
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Solution
The fourth proportional to 2,015,617.08, 2,781,551.08 and 1,110,199.08 is: 1,532,074.46
Step by Step Solution
- Step 1: Write the proportion equation
2,015,617.08 : 2,781,551.08 = 1,110,199.08 : x - Step 2: Convert to fraction form
2,015,617.08/2,781,551.08 = 1,110,199.08/x - Step 3: Cross multiply
2,015,617.08x = 2,781,551.08 × 1,110,199.08 - Step 4: Simplify right side
2,015,617.08x = 3,088,075,449,989.01 - Step 5: Solve for x
x = 3,088,075,449,989.01/2,015,617.08 - Step 6: Final answer
x = 1,532,074.46
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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.