Finding the Fourth Proportional to 1,777,320.24, 2,451,649.41 and 1,089,301.02
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Solution
The fourth proportional to 1,777,320.24, 2,451,649.41 and 1,089,301.02 is: 1,502,590.33
Step by Step Solution
- Step 1: Write the proportion equation
1,777,320.24 : 2,451,649.41 = 1,089,301.02 : x - Step 2: Convert to fraction form
1,777,320.24/2,451,649.41 = 1,089,301.02/x - Step 3: Cross multiply
1,777,320.24x = 2,451,649.41 × 1,089,301.02 - Step 4: Simplify right side
1,777,320.24x = 2,670,584,202,995.40 - Step 5: Solve for x
x = 2,670,584,202,995.40/1,777,320.24 - Step 6: Final answer
x = 1,502,590.33
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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.