Finding the Fourth Proportional to 1,921,283.52, 2,881,821.33 and 974,629.68
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Solution
The fourth proportional to 1,921,283.52, 2,881,821.33 and 974,629.68 is: 1,461,891.79
Step by Step Solution
- Step 1: Write the proportion equation
1,921,283.52 : 2,881,821.33 = 974,629.68 : x - Step 2: Convert to fraction form
1,921,283.52/2,881,821.33 = 974,629.68/x - Step 3: Cross multiply
1,921,283.52x = 2,881,821.33 × 974,629.68 - Step 4: Simplify right side
1,921,283.52x = 2,808,708,600,675.07 - Step 5: Solve for x
x = 2,808,708,600,675.07/1,921,283.52 - Step 6: Final answer
x = 1,461,891.79
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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.