Finding the Fourth Proportional to 2,104,285.71, 2,904,880.64 and 1,232,999.31
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Solution
The fourth proportional to 2,104,285.71, 2,904,880.64 and 1,232,999.31 is: 1,702,105.28
Step by Step Solution
- Step 1: Write the proportion equation
2,104,285.71 : 2,904,880.64 = 1,232,999.31 : x - Step 2: Convert to fraction form
2,104,285.71/2,904,880.64 = 1,232,999.31/x - Step 3: Cross multiply
2,104,285.71x = 2,904,880.64 × 1,232,999.31 - Step 4: Simplify right side
2,104,285.71x = 3,581,715,818,587.36 - Step 5: Solve for x
x = 3,581,715,818,587.36/2,104,285.71 - Step 6: Final answer
x = 1,702,105.28
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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.