Finding the Fourth Proportional to 1,855,762.97, 2,780,020.54 and 881,741.09
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Solution
The fourth proportional to 1,855,762.97, 2,780,020.54 and 881,741.09 is: 1,320,889.77
Step by Step Solution
- Step 1: Write the proportion equation
1,855,762.97 : 2,780,020.54 = 881,741.09 : x - Step 2: Convert to fraction form
1,855,762.97/2,780,020.54 = 881,741.09/x - Step 3: Cross multiply
1,855,762.97x = 2,780,020.54 × 881,741.09 - Step 4: Simplify right side
1,855,762.97x = 2,451,258,329,085.12 - Step 5: Solve for x
x = 2,451,258,329,085.12/1,855,762.97 - Step 6: Final answer
x = 1,320,889.77
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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.