Finding the Fourth Proportional to 1,362,293.44, 1,880,023.26 and 758,681.44
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Solution
The fourth proportional to 1,362,293.44, 1,880,023.26 and 758,681.44 is: 1,047,012.86
Step by Step Solution
- Step 1: Write the proportion equation
1,362,293.44 : 1,880,023.26 = 758,681.44 : x - Step 2: Convert to fraction form
1,362,293.44/1,880,023.26 = 758,681.44/x - Step 3: Cross multiply
1,362,293.44x = 1,880,023.26 × 758,681.44 - Step 4: Simplify right side
1,362,293.44x = 1,426,338,752,275.29 - Step 5: Solve for x
x = 1,426,338,752,275.29/1,362,293.44 - Step 6: Final answer
x = 1,047,012.86
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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.