Finding the Fourth Proportional to 1,110,159.09, 1,665,395.78 and 341,720.19
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Solution
The fourth proportional to 1,110,159.09, 1,665,395.78 and 341,720.19 is: 512,628.65
Step by Step Solution
- Step 1: Write the proportion equation
1,110,159.09 : 1,665,395.78 = 341,720.19 : x - Step 2: Convert to fraction form
1,110,159.09/1,665,395.78 = 341,720.19/x - Step 3: Cross multiply
1,110,159.09x = 1,665,395.78 × 341,720.19 - Step 4: Simplify right side
1,110,159.09x = 569,099,360,658.20 - Step 5: Solve for x
x = 569,099,360,658.20/1,110,159.09 - Step 6: Final answer
x = 512,628.65
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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.