Finding the Fourth Proportional to 1,930,407.36, 2,663,997.36 and 1,059,286.98
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Solution
The fourth proportional to 1,930,407.36, 2,663,997.36 and 1,059,286.98 is: 1,461,835.35
Step by Step Solution
- Step 1: Write the proportion equation
1,930,407.36 : 2,663,997.36 = 1,059,286.98 : x - Step 2: Convert to fraction form
1,930,407.36/2,663,997.36 = 1,059,286.98/x - Step 3: Cross multiply
1,930,407.36x = 2,663,997.36 × 1,059,286.98 - Step 4: Simplify right side
1,930,407.36x = 2,821,937,718,202.37 - Step 5: Solve for x
x = 2,821,937,718,202.37/1,930,407.36 - Step 6: Final answer
x = 1,461,835.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.