Finding the Fourth Proportional to 1,583,072.31, 2,184,641.65 and 857,919.99
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Solution
The fourth proportional to 1,583,072.31, 2,184,641.65 and 857,919.99 is: 1,183,930.60
Step by Step Solution
- Step 1: Write the proportion equation
1,583,072.31 : 2,184,641.65 = 857,919.99 : x - Step 2: Convert to fraction form
1,583,072.31/2,184,641.65 = 857,919.99/x - Step 3: Cross multiply
1,583,072.31x = 2,184,641.65 × 857,919.99 - Step 4: Simplify right side
1,583,072.31x = 1,874,247,746,960.59 - Step 5: Solve for x
x = 1,874,247,746,960.59/1,583,072.31 - Step 6: Final answer
x = 1,183,930.60
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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.