Finding the Fourth Proportional to 1,266,219.36, 1,747,313.51 and 693,148.68
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Solution
The fourth proportional to 1,266,219.36, 1,747,313.51 and 693,148.68 is: 956,507.29
Step by Step Solution
- Step 1: Write the proportion equation
1,266,219.36 : 1,747,313.51 = 693,148.68 : x - Step 2: Convert to fraction form
1,266,219.36/1,747,313.51 = 693,148.68/x - Step 3: Cross multiply
1,266,219.36x = 1,747,313.51 × 693,148.68 - Step 4: Simplify right side
1,266,219.36x = 1,211,148,049,536.92 - Step 5: Solve for x
x = 1,211,148,049,536.92/1,266,219.36 - Step 6: Final answer
x = 956,507.29
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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.