Finding the Fourth Proportional to 1,514,325.05, 2,089,775.09 and 826,011.68
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Solution
The fourth proportional to 1,514,325.05, 2,089,775.09 and 826,011.68 is: 1,139,899.67
Step by Step Solution
- Step 1: Write the proportion equation
1,514,325.05 : 2,089,775.09 = 826,011.68 : x - Step 2: Convert to fraction form
1,514,325.05/2,089,775.09 = 826,011.68/x - Step 3: Cross multiply
1,514,325.05x = 2,089,775.09 × 826,011.68 - Step 4: Simplify right side
1,514,325.05x = 1,726,178,628,782.99 - Step 5: Solve for x
x = 1,726,178,628,782.99/1,514,325.05 - Step 6: Final answer
x = 1,139,899.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.