Finding the Fourth Proportional to 1,974,318.14, 2,961,657.94 and 554,364.65
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Solution
The fourth proportional to 1,974,318.14, 2,961,657.94 and 554,364.65 is: 831,597.72
Step by Step Solution
- Step 1: Write the proportion equation
1,974,318.14 : 2,961,657.94 = 554,364.65 : x - Step 2: Convert to fraction form
1,974,318.14/2,961,657.94 = 554,364.65/x - Step 3: Cross multiply
1,974,318.14x = 2,961,657.94 × 554,364.65 - Step 4: Simplify right side
1,974,318.14x = 1,641,838,463,279.27 - Step 5: Solve for x
x = 1,641,838,463,279.27/1,974,318.14 - Step 6: Final answer
x = 831,597.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.