Finding the Fourth Proportional to 1,718,880.98, 2,372,055.09 and 944,561.70
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Solution
The fourth proportional to 1,718,880.98, 2,372,055.09 and 944,561.70 is: 1,303,494.78
Step by Step Solution
- Step 1: Write the proportion equation
1,718,880.98 : 2,372,055.09 = 944,561.70 : x - Step 2: Convert to fraction form
1,718,880.98/2,372,055.09 = 944,561.70/x - Step 3: Cross multiply
1,718,880.98x = 2,372,055.09 × 944,561.70 - Step 4: Simplify right side
1,718,880.98x = 2,240,552,384,761.95 - Step 5: Solve for x
x = 2,240,552,384,761.95/1,718,880.98 - Step 6: Final answer
x = 1,303,494.78
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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.