Finding the Fourth Proportional to 1,539,537.48, 2,124,509.68 and 886,072.80
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Solution
The fourth proportional to 1,539,537.48, 2,124,509.68 and 886,072.80 is: 1,222,750.50
Step by Step Solution
- Step 1: Write the proportion equation
1,539,537.48 : 2,124,509.68 = 886,072.80 : x - Step 2: Convert to fraction form
1,539,537.48/2,124,509.68 = 886,072.80/x - Step 3: Cross multiply
1,539,537.48x = 2,124,509.68 × 886,072.80 - Step 4: Simplify right side
1,539,537.48x = 1,882,470,231,277.86 - Step 5: Solve for x
x = 1,882,470,231,277.86/1,539,537.48 - Step 6: Final answer
x = 1,222,750.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.