Finding the Fourth Proportional to 1,728,266.96, 2,385,007.80 and 964,320.32
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Solution
The fourth proportional to 1,728,266.96, 2,385,007.80 and 964,320.32 is: 1,330,761.70
Step by Step Solution
- Step 1: Write the proportion equation
1,728,266.96 : 2,385,007.80 = 964,320.32 : x - Step 2: Convert to fraction form
1,728,266.96/2,385,007.80 = 964,320.32/x - Step 3: Cross multiply
1,728,266.96x = 2,385,007.80 × 964,320.32 - Step 4: Simplify right side
1,728,266.96x = 2,299,911,484,898.50 - Step 5: Solve for x
x = 2,299,911,484,898.50/1,728,266.96 - Step 6: Final answer
x = 1,330,761.70
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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.