Finding the Fourth Proportional to 1,763,548.48, 2,645,663.20 and 752,655.68
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Solution
The fourth proportional to 1,763,548.48, 2,645,663.20 and 752,655.68 is: 1,129,128.83
Step by Step Solution
- Step 1: Write the proportion equation
1,763,548.48 : 2,645,663.20 = 752,655.68 : x - Step 2: Convert to fraction form
1,763,548.48/2,645,663.20 = 752,655.68/x - Step 3: Cross multiply
1,763,548.48x = 2,645,663.20 × 752,655.68 - Step 4: Simplify right side
1,763,548.48x = 1,991,273,434,846.98 - Step 5: Solve for x
x = 1,991,273,434,846.98/1,763,548.48 - Step 6: Final answer
x = 1,129,128.83
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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.