Finding the Fourth Proportional to 1,445,028.74, 1,994,117.01 and 791,649.62
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Solution
The fourth proportional to 1,445,028.74, 1,994,117.01 and 791,649.62 is: 1,092,464.07
Step by Step Solution
- Step 1: Write the proportion equation
1,445,028.74 : 1,994,117.01 = 791,649.62 : x - Step 2: Convert to fraction form
1,445,028.74/1,994,117.01 = 791,649.62/x - Step 3: Cross multiply
1,445,028.74x = 1,994,117.01 × 791,649.62 - Step 4: Simplify right side
1,445,028.74x = 1,578,641,973,202.04 - Step 5: Solve for x
x = 1,578,641,973,202.04/1,445,028.74 - Step 6: Final answer
x = 1,092,464.07
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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.