Finding the Fourth Proportional to 1,560,969.42, 2,154,484.34 and 948,992.14
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Solution
The fourth proportional to 1,560,969.42, 2,154,484.34 and 948,992.14 is: 1,309,819.83
Step by Step Solution
- Step 1: Write the proportion equation
1,560,969.42 : 2,154,484.34 = 948,992.14 : x - Step 2: Convert to fraction form
1,560,969.42/2,154,484.34 = 948,992.14/x - Step 3: Cross multiply
1,560,969.42x = 2,154,484.34 × 948,992.14 - Step 4: Simplify right side
1,560,969.42x = 2,044,588,704,413.09 - Step 5: Solve for x
x = 2,044,588,704,413.09/1,560,969.42 - Step 6: Final answer
x = 1,309,819.83
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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.