Finding the Fourth Proportional to 1,693,439.10, 2,336,937.75 and 929,505.66
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Solution
The fourth proportional to 1,693,439.10, 2,336,937.75 and 929,505.66 is: 1,282,713.31
Step by Step Solution
- Step 1: Write the proportion equation
1,693,439.10 : 2,336,937.75 = 929,505.66 : x - Step 2: Convert to fraction form
1,693,439.10/2,336,937.75 = 929,505.66/x - Step 3: Cross multiply
1,693,439.10x = 2,336,937.75 × 929,505.66 - Step 4: Simplify right side
1,693,439.10x = 2,172,196,865,692.67 - Step 5: Solve for x
x = 2,172,196,865,692.67/1,693,439.10 - Step 6: Final answer
x = 1,282,713.31
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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.