Finding the Fourth Proportional to 1,257,022.08, 1,734,666.24 and 684,074.88
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Solution
The fourth proportional to 1,257,022.08, 1,734,666.24 and 684,074.88 is: 944,010.15
Step by Step Solution
- Step 1: Write the proportion equation
1,257,022.08 : 1,734,666.24 = 684,074.88 : x - Step 2: Convert to fraction form
1,257,022.08/1,734,666.24 = 684,074.88/x - Step 3: Cross multiply
1,257,022.08x = 1,734,666.24 × 684,074.88 - Step 4: Simplify right side
1,257,022.08x = 1,186,641,599,968.05 - Step 5: Solve for x
x = 1,186,641,599,968.05/1,257,022.08 - Step 6: Final answer
x = 944,010.15
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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.