Finding the Fourth Proportional to 1,712,309.79, 2,568,832.79 and 497,907.53
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Solution
The fourth proportional to 1,712,309.79, 2,568,832.79 and 497,907.53 is: 746,968.33
Step by Step Solution
- Step 1: Write the proportion equation
1,712,309.79 : 2,568,832.79 = 497,907.53 : x - Step 2: Convert to fraction form
1,712,309.79/2,568,832.79 = 497,907.53/x - Step 3: Cross multiply
1,712,309.79x = 2,568,832.79 × 497,907.53 - Step 4: Simplify right side
1,712,309.79x = 1,279,041,189,451.91 - Step 5: Solve for x
x = 1,279,041,189,451.91/1,712,309.79 - Step 6: Final answer
x = 746,968.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.