Finding the Fourth Proportional to 2,126,572.80, 2,934,668.64 and 1,159,704.96
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Solution
The fourth proportional to 2,126,572.80, 2,934,668.64 and 1,159,704.96 is: 1,600,391.85
Step by Step Solution
- Step 1: Write the proportion equation
2,126,572.80 : 2,934,668.64 = 1,159,704.96 : x - Step 2: Convert to fraction form
2,126,572.80/2,934,668.64 = 1,159,704.96/x - Step 3: Cross multiply
2,126,572.80x = 2,934,668.64 × 1,159,704.96 - Step 4: Simplify right side
2,126,572.80x = 3,403,349,777,764.45 - Step 5: Solve for x
x = 3,403,349,777,764.45/2,126,572.80 - Step 6: Final answer
x = 1,600,391.85
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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.