Finding the Fourth Proportional to 1,720,663.26, 2,374,500.90 and 956,710.14
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Solution
The fourth proportional to 1,720,663.26, 2,374,500.90 and 956,710.14 is: 1,320,251.99
Step by Step Solution
- Step 1: Write the proportion equation
1,720,663.26 : 2,374,500.90 = 956,710.14 : x - Step 2: Convert to fraction form
1,720,663.26/2,374,500.90 = 956,710.14/x - Step 3: Cross multiply
1,720,663.26x = 2,374,500.90 × 956,710.14 - Step 4: Simplify right side
1,720,663.26x = 2,271,709,088,469.13 - Step 5: Solve for x
x = 2,271,709,088,469.13/1,720,663.26 - Step 6: Final answer
x = 1,320,251.99
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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.