Finding the Fourth Proportional to 1,724,118.90, 2,379,470.94 and 949,829.08
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Solution
The fourth proportional to 1,724,118.90, 2,379,470.94 and 949,829.08 is: 1,310,867.07
Step by Step Solution
- Step 1: Write the proportion equation
1,724,118.90 : 2,379,470.94 = 949,829.08 : x - Step 2: Convert to fraction form
1,724,118.90/2,379,470.94 = 949,829.08/x - Step 3: Cross multiply
1,724,118.90x = 2,379,470.94 × 949,829.08 - Step 4: Simplify right side
1,724,118.90x = 2,260,090,693,826.94 - Step 5: Solve for x
x = 2,260,090,693,826.94/1,724,118.90 - Step 6: Final answer
x = 1,310,867.07
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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.