Finding the Fourth Proportional to 4,709,292.30, 7,048,192.05 and 3,292,116.30
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Solution
The fourth proportional to 4,709,292.30, 7,048,192.05 and 3,292,116.30 is: 4,927,166.64
Step by Step Solution
- Step 1: Write the proportion equation
4,709,292.30 : 7,048,192.05 = 3,292,116.30 : x - Step 2: Convert to fraction form
4,709,292.30/7,048,192.05 = 3,292,116.30/x - Step 3: Cross multiply
4,709,292.30x = 7,048,192.05 × 3,292,116.30 - Step 4: Simplify right side
4,709,292.30x = 23,203,467,933,335.41 - Step 5: Solve for x
x = 23,203,467,933,335.41/4,709,292.30 - Step 6: Final answer
x = 4,927,166.64
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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.