Finding the Fourth Proportional to 1,001,694.07, 1,382,338.98 and 542,804.63
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Solution
The fourth proportional to 1,001,694.07, 1,382,338.98 and 542,804.63 is: 749,071.01
Step by Step Solution
- Step 1: Write the proportion equation
1,001,694.07 : 1,382,338.98 = 542,804.63 : x - Step 2: Convert to fraction form
1,001,694.07/1,382,338.98 = 542,804.63/x - Step 3: Cross multiply
1,001,694.07x = 1,382,338.98 × 542,804.63 - Step 4: Simplify right side
1,001,694.07x = 750,339,991,661.78 - Step 5: Solve for x
x = 750,339,991,661.78/1,001,694.07 - Step 6: Final answer
x = 749,071.01
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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.