Finding the Fourth Proportional to 2,292,485.69, 3,163,663.07 and 1,260,088.95
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Solution
The fourth proportional to 2,292,485.69, 3,163,663.07 and 1,260,088.95 is: 1,738,940.79
Step by Step Solution
- Step 1: Write the proportion equation
2,292,485.69 : 3,163,663.07 = 1,260,088.95 : x - Step 2: Convert to fraction form
2,292,485.69/3,163,663.07 = 1,260,088.95/x - Step 3: Cross multiply
2,292,485.69x = 3,163,663.07 × 1,260,088.95 - Step 4: Simplify right side
2,292,485.69x = 3,986,496,876,030.08 - Step 5: Solve for x
x = 3,986,496,876,030.08/2,292,485.69 - Step 6: Final answer
x = 1,738,940.79
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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.