Finding the Fourth Proportional to 1,358,463.39, 1,873,898.85 and 848,280.03
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Solution
The fourth proportional to 1,358,463.39, 1,873,898.85 and 848,280.03 is: 1,170,138.99
Step by Step Solution
- Step 1: Write the proportion equation
1,358,463.39 : 1,873,898.85 = 848,280.03 : x - Step 2: Convert to fraction form
1,358,463.39/1,873,898.85 = 848,280.03/x - Step 3: Cross multiply
1,358,463.39x = 1,873,898.85 × 848,280.03 - Step 4: Simplify right side
1,358,463.39x = 1,589,590,972,694.97 - Step 5: Solve for x
x = 1,589,590,972,694.97/1,358,463.39 - Step 6: Final answer
x = 1,170,138.99
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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.