Finding the Fourth Proportional to 1,354,610.09, 1,869,364.56 and 750,998.09
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Solution
The fourth proportional to 1,354,610.09, 1,869,364.56 and 750,998.09 is: 1,036,378.82
Step by Step Solution
- Step 1: Write the proportion equation
1,354,610.09 : 1,869,364.56 = 750,998.09 : x - Step 2: Convert to fraction form
1,354,610.09/1,869,364.56 = 750,998.09/x - Step 3: Cross multiply
1,354,610.09x = 1,869,364.56 × 750,998.09 - Step 4: Simplify right side
1,354,610.09x = 1,403,889,200,971.88 - Step 5: Solve for x
x = 1,403,889,200,971.88/1,354,610.09 - Step 6: Final answer
x = 1,036,378.82
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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.