Finding the Fourth Proportional to 1,937,708.13, 2,673,863.42 and 1,121,966.87
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Solution
The fourth proportional to 1,937,708.13, 2,673,863.42 and 1,121,966.87 is: 1,548,213.64
Step by Step Solution
- Step 1: Write the proportion equation
1,937,708.13 : 2,673,863.42 = 1,121,966.87 : x - Step 2: Convert to fraction form
1,937,708.13/2,673,863.42 = 1,121,966.87/x - Step 3: Cross multiply
1,937,708.13x = 2,673,863.42 × 1,121,966.87 - Step 4: Simplify right side
1,937,708.13x = 2,999,986,167,114.98 - Step 5: Solve for x
x = 2,999,986,167,114.98/1,937,708.13 - Step 6: Final answer
x = 1,548,213.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.