Finding the Fourth Proportional to 1,510,649.34, 2,084,739.66 and 822,365.79
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Solution
The fourth proportional to 1,510,649.34, 2,084,739.66 and 822,365.79 is: 1,134,888.51
Step by Step Solution
- Step 1: Write the proportion equation
1,510,649.34 : 2,084,739.66 = 822,365.79 : x - Step 2: Convert to fraction form
1,510,649.34/2,084,739.66 = 822,365.79/x - Step 3: Cross multiply
1,510,649.34x = 2,084,739.66 × 822,365.79 - Step 4: Simplify right side
1,510,649.34x = 1,714,418,577,440.23 - Step 5: Solve for x
x = 1,714,418,577,440.23/1,510,649.34 - Step 6: Final answer
x = 1,134,888.51
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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.