Finding the Fourth Proportional to 1,237,069.18, 1,707,126.60 and 727,804.36
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Solution
The fourth proportional to 1,237,069.18, 1,707,126.60 and 727,804.36 is: 1,004,353.03
Step by Step Solution
- Step 1: Write the proportion equation
1,237,069.18 : 1,707,126.60 = 727,804.36 : x - Step 2: Convert to fraction form
1,237,069.18/1,707,126.60 = 727,804.36/x - Step 3: Cross multiply
1,237,069.18x = 1,707,126.60 × 727,804.36 - Step 4: Simplify right side
1,237,069.18x = 1,242,454,182,551.98 - Step 5: Solve for x
x = 1,242,454,182,551.98/1,237,069.18 - Step 6: Final answer
x = 1,004,353.03
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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.