Finding the Fourth Proportional to 1,759,612.42, 2,639,464.49 and 561,533.11
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Solution
The fourth proportional to 1,759,612.42, 2,639,464.49 and 561,533.11 is: 842,314.30
Step by Step Solution
- Step 1: Write the proportion equation
1,759,612.42 : 2,639,464.49 = 561,533.11 : x - Step 2: Convert to fraction form
1,759,612.42/2,639,464.49 = 561,533.11/x - Step 3: Cross multiply
1,759,612.42x = 2,639,464.49 × 561,533.11 - Step 4: Simplify right side
1,759,612.42x = 1,482,146,703,804.26 - Step 5: Solve for x
x = 1,482,146,703,804.26/1,759,612.42 - Step 6: Final answer
x = 842,314.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.