Finding the Fourth Proportional to 1,514,650.81, 2,090,223.99 and 826,338.13
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Solution
The fourth proportional to 1,514,650.81, 2,090,223.99 and 826,338.13 is: 1,140,349.82
Step by Step Solution
- Step 1: Write the proportion equation
1,514,650.81 : 2,090,223.99 = 826,338.13 : x - Step 2: Convert to fraction form
1,514,650.81/2,090,223.99 = 826,338.13/x - Step 3: Cross multiply
1,514,650.81x = 2,090,223.99 × 826,338.13 - Step 4: Simplify right side
1,514,650.81x = 1,727,231,783,177.74 - Step 5: Solve for x
x = 1,727,231,783,177.74/1,514,650.81 - Step 6: Final answer
x = 1,140,349.82
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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.