Finding the Fourth Proportional to 1,197,495.12, 1,652,502.12 and 713,810.94
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Solution
The fourth proportional to 1,197,495.12, 1,652,502.12 and 713,810.94 is: 985,034.57
Step by Step Solution
- Step 1: Write the proportion equation
1,197,495.12 : 1,652,502.12 = 713,810.94 : x - Step 2: Convert to fraction form
1,197,495.12/1,652,502.12 = 713,810.94/x - Step 3: Cross multiply
1,197,495.12x = 1,652,502.12 × 713,810.94 - Step 4: Simplify right side
1,197,495.12x = 1,179,574,091,629.19 - Step 5: Solve for x
x = 1,179,574,091,629.19/1,197,495.12 - Step 6: Final answer
x = 985,034.57
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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.