Finding the Fourth Proportional to 1,808,611.12, 2,495,873.49 and 992,828.69
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Solution
The fourth proportional to 1,808,611.12, 2,495,873.49 and 992,828.69 is: 1,370,098.18
Step by Step Solution
- Step 1: Write the proportion equation
1,808,611.12 : 2,495,873.49 = 992,828.69 : x - Step 2: Convert to fraction form
1,808,611.12/2,495,873.49 = 992,828.69/x - Step 3: Cross multiply
1,808,611.12x = 2,495,873.49 × 992,828.69 - Step 4: Simplify right side
1,808,611.12x = 2,477,974,807,482.43 - Step 5: Solve for x
x = 2,477,974,807,482.43/1,808,611.12 - Step 6: Final answer
x = 1,370,098.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.