Finding the Fourth Proportional to 1,470,047.86, 2,028,524.84 and 825,320.26
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Solution
The fourth proportional to 1,470,047.86, 2,028,524.84 and 825,320.26 is: 1,138,862.68
Step by Step Solution
- Step 1: Write the proportion equation
1,470,047.86 : 2,028,524.84 = 825,320.26 : x - Step 2: Convert to fraction form
1,470,047.86/2,028,524.84 = 825,320.26/x - Step 3: Cross multiply
1,470,047.86x = 2,028,524.84 × 825,320.26 - Step 4: Simplify right side
1,470,047.86x = 1,674,182,648,365.26 - Step 5: Solve for x
x = 1,674,182,648,365.26/1,470,047.86 - Step 6: Final answer
x = 1,138,862.68
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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.