Finding the Fourth Proportional to 1,345,197.24, 2,018,755.41 and 746,637.21
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Solution
The fourth proportional to 1,345,197.24, 2,018,755.41 and 746,637.21 is: 1,120,488.40
Step by Step Solution
- Step 1: Write the proportion equation
1,345,197.24 : 2,018,755.41 = 746,637.21 : x - Step 2: Convert to fraction form
1,345,197.24/2,018,755.41 = 746,637.21/x - Step 3: Cross multiply
1,345,197.24x = 2,018,755.41 × 746,637.21 - Step 4: Simplify right side
1,345,197.24x = 1,507,277,904,194.92 - Step 5: Solve for x
x = 1,507,277,904,194.92/1,345,197.24 - Step 6: Final answer
x = 1,120,488.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.