Finding the Fourth Proportional to 1,147,041.68, 1,720,565.26 and 348,329.24
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Solution
The fourth proportional to 1,147,041.68, 1,720,565.26 and 348,329.24 is: 522,494.69
Step by Step Solution
- Step 1: Write the proportion equation
1,147,041.68 : 1,720,565.26 = 348,329.24 : x - Step 2: Convert to fraction form
1,147,041.68/1,720,565.26 = 348,329.24/x - Step 3: Cross multiply
1,147,041.68x = 1,720,565.26 × 348,329.24 - Step 4: Simplify right side
1,147,041.68x = 599,323,189,386.20 - Step 5: Solve for x
x = 599,323,189,386.20/1,147,041.68 - Step 6: Final answer
x = 522,494.69
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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.