Finding the Fourth Proportional to 1,470,700.01, 2,206,177.10 and 405,742.07
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Solution
The fourth proportional to 1,470,700.01, 2,206,177.10 and 405,742.07 is: 608,648.16
Step by Step Solution
- Step 1: Write the proportion equation
1,470,700.01 : 2,206,177.10 = 405,742.07 : x - Step 2: Convert to fraction form
1,470,700.01/2,206,177.10 = 405,742.07/x - Step 3: Cross multiply
1,470,700.01x = 2,206,177.10 × 405,742.07 - Step 4: Simplify right side
1,470,700.01x = 895,138,853,324.07 - Step 5: Solve for x
x = 895,138,853,324.07/1,470,700.01 - Step 6: Final answer
x = 608,648.16
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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.