Finding the Fourth Proportional to 1,295,117.49, 1,787,433.85 and 751,140.88
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Solution
The fourth proportional to 1,295,117.49, 1,787,433.85 and 751,140.88 is: 1,036,674.00
Step by Step Solution
- Step 1: Write the proportion equation
1,295,117.49 : 1,787,433.85 = 751,140.88 : x - Step 2: Convert to fraction form
1,295,117.49/1,787,433.85 = 751,140.88/x - Step 3: Cross multiply
1,295,117.49x = 1,787,433.85 × 751,140.88 - Step 4: Simplify right side
1,295,117.49x = 1,342,614,635,387.23 - Step 5: Solve for x
x = 1,342,614,635,387.23/1,295,117.49 - Step 6: Final answer
x = 1,036,674.00
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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.