Finding the Fourth Proportional to 1,263,470.85, 1,894,318.62 and 442,608.65
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Solution
The fourth proportional to 1,263,470.85, 1,894,318.62 and 442,608.65 is: 663,602.02
Step by Step Solution
- Step 1: Write the proportion equation
1,263,470.85 : 1,894,318.62 = 442,608.65 : x - Step 2: Convert to fraction form
1,263,470.85/1,894,318.62 = 442,608.65/x - Step 3: Cross multiply
1,263,470.85x = 1,894,318.62 × 442,608.65 - Step 4: Simplify right side
1,263,470.85x = 838,441,807,068.06 - Step 5: Solve for x
x = 838,441,807,068.06/1,263,470.85 - Step 6: Final answer
x = 663,602.02
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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.