Finding the Fourth Proportional to 1,605,764.91, 2,409,052.37 and 1,133,372.91
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Solution
The fourth proportional to 1,605,764.91, 2,409,052.37 and 1,133,372.91 is: 1,700,345.22
Step by Step Solution
- Step 1: Write the proportion equation
1,605,764.91 : 2,409,052.37 = 1,133,372.91 : x - Step 2: Convert to fraction form
1,605,764.91/2,409,052.37 = 1,133,372.91/x - Step 3: Cross multiply
1,605,764.91x = 2,409,052.37 × 1,133,372.91 - Step 4: Simplify right side
1,605,764.91x = 2,730,354,689,262.43 - Step 5: Solve for x
x = 2,730,354,689,262.43/1,605,764.91 - Step 6: Final answer
x = 1,700,345.22
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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.