Finding the Fourth Proportional to 1,858,450.08, 2,564,700.57 and 1,042,712.75
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Solution
The fourth proportional to 1,858,450.08, 2,564,700.57 and 1,042,712.75 is: 1,438,965.73
Step by Step Solution
- Step 1: Write the proportion equation
1,858,450.08 : 2,564,700.57 = 1,042,712.75 : x - Step 2: Convert to fraction form
1,858,450.08/2,564,700.57 = 1,042,712.75/x - Step 3: Cross multiply
1,858,450.08x = 2,564,700.57 × 1,042,712.75 - Step 4: Simplify right side
1,858,450.08x = 2,674,245,971,447.76 - Step 5: Solve for x
x = 2,674,245,971,447.76/1,858,450.08 - Step 6: Final answer
x = 1,438,965.73
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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.