Finding the Fourth Proportional to 1,413,228.08, 2,118,559.23 and 514,034.12
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Solution
The fourth proportional to 1,413,228.08, 2,118,559.23 and 514,034.12 is: 770,584.55
Step by Step Solution
- Step 1: Write the proportion equation
1,413,228.08 : 2,118,559.23 = 514,034.12 : x - Step 2: Convert to fraction form
1,413,228.08/2,118,559.23 = 514,034.12/x - Step 3: Cross multiply
1,413,228.08x = 2,118,559.23 × 514,034.12 - Step 4: Simplify right side
1,413,228.08x = 1,089,011,718,868.13 - Step 5: Solve for x
x = 1,089,011,718,868.13/1,413,228.08 - Step 6: Final answer
x = 770,584.55
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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.