Finding the Fourth Proportional to 1,251,215.24, 1,876,426.50 and 452,391.08
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Solution
The fourth proportional to 1,251,215.24, 1,876,426.50 and 452,391.08 is: 678,443.31
Step by Step Solution
- Step 1: Write the proportion equation
1,251,215.24 : 1,876,426.50 = 452,391.08 : x - Step 2: Convert to fraction form
1,251,215.24/1,876,426.50 = 452,391.08/x - Step 3: Cross multiply
1,251,215.24x = 1,876,426.50 × 452,391.08 - Step 4: Simplify right side
1,251,215.24x = 848,878,610,875.62 - Step 5: Solve for x
x = 848,878,610,875.62/1,251,215.24 - Step 6: Final answer
x = 678,443.31
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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.