Finding the Fourth Proportional to 1,295,853.13, 1,788,632.99 and 752,164.08
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Solution
The fourth proportional to 1,295,853.13, 1,788,632.99 and 752,164.08 is: 1,038,192.88
Step by Step Solution
- Step 1: Write the proportion equation
1,295,853.13 : 1,788,632.99 = 752,164.08 : x - Step 2: Convert to fraction form
1,295,853.13/1,788,632.99 = 752,164.08/x - Step 3: Cross multiply
1,295,853.13x = 1,788,632.99 × 752,164.08 - Step 4: Simplify right side
1,295,853.13x = 1,345,345,487,381.00 - Step 5: Solve for x
x = 1,345,345,487,381.00/1,295,853.13 - Step 6: Final answer
x = 1,038,192.88
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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.