Finding the Fourth Proportional to 1,965,681.09, 2,948,722.92 and 752,278.41
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Solution
The fourth proportional to 1,965,681.09, 2,948,722.92 and 752,278.41 is: 1,128,494.65
Step by Step Solution
- Step 1: Write the proportion equation
1,965,681.09 : 2,948,722.92 = 752,278.41 : x - Step 2: Convert to fraction form
1,965,681.09/2,948,722.92 = 752,278.41/x - Step 3: Cross multiply
1,965,681.09x = 2,948,722.92 × 752,278.41 - Step 4: Simplify right side
1,965,681.09x = 2,218,260,589,788.16 - Step 5: Solve for x
x = 2,218,260,589,788.16/1,965,681.09 - Step 6: Final answer
x = 1,128,494.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.