Finding the Fourth Proportional to 1,302,351.76, 1,950,378.12 and 1,125,992.08
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Solution
The fourth proportional to 1,302,351.76, 1,950,378.12 and 1,125,992.08 is: 1,686,265.10
Step by Step Solution
- Step 1: Write the proportion equation
1,302,351.76 : 1,950,378.12 = 1,125,992.08 : x - Step 2: Convert to fraction form
1,302,351.76/1,950,378.12 = 1,125,992.08/x - Step 3: Cross multiply
1,302,351.76x = 1,950,378.12 × 1,125,992.08 - Step 4: Simplify right side
1,302,351.76x = 2,196,110,316,125.29 - Step 5: Solve for x
x = 2,196,110,316,125.29/1,302,351.76 - Step 6: Final answer
x = 1,686,265.10
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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.