Finding the Fourth Proportional to 4,285,034.74, 6,423,033.03 and 1,405,649.62
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Solution
The fourth proportional to 4,285,034.74, 6,423,033.03 and 1,405,649.62 is: 2,106,992.00
Step by Step Solution
- Step 1: Write the proportion equation
4,285,034.74 : 6,423,033.03 = 1,405,649.62 : x - Step 2: Convert to fraction form
4,285,034.74/6,423,033.03 = 1,405,649.62/x - Step 3: Cross multiply
4,285,034.74x = 6,423,033.03 × 1,405,649.62 - Step 4: Simplify right side
4,285,034.74x = 9,028,533,937,866.95 - Step 5: Solve for x
x = 9,028,533,937,866.95/4,285,034.74 - Step 6: Final answer
x = 2,106,992.00
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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.