Finding the Fourth Proportional to 4,536,698.70, 6,805,048.05 and 3,749,378.70
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Solution
The fourth proportional to 4,536,698.70, 6,805,048.05 and 3,749,378.70 is: 5,624,068.05
Step by Step Solution
- Step 1: Write the proportion equation
4,536,698.70 : 6,805,048.05 = 3,749,378.70 : x - Step 2: Convert to fraction form
4,536,698.70/6,805,048.05 = 3,749,378.70/x - Step 3: Cross multiply
4,536,698.70x = 6,805,048.05 × 3,749,378.70 - Step 4: Simplify right side
4,536,698.70x = 25,514,702,211,146.54 - Step 5: Solve for x
x = 25,514,702,211,146.54/4,536,698.70 - Step 6: Final answer
x = 5,624,068.05
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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.