Finding the Fourth Proportional to 3,564,672.30, 5,347,008.45 and 1,291,285.80
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Solution
The fourth proportional to 3,564,672.30, 5,347,008.45 and 1,291,285.80 is: 1,936,928.70
Step by Step Solution
- Step 1: Write the proportion equation
3,564,672.30 : 5,347,008.45 = 1,291,285.80 : x - Step 2: Convert to fraction form
3,564,672.30/5,347,008.45 = 1,291,285.80/x - Step 3: Cross multiply
3,564,672.30x = 5,347,008.45 × 1,291,285.80 - Step 4: Simplify right side
3,564,672.30x = 6,904,516,083,965.01 - Step 5: Solve for x
x = 6,904,516,083,965.01/3,564,672.30 - Step 6: Final answer
x = 1,936,928.70
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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.