Finding the Fourth Proportional to 1,645,964.99, 2,468,697.98 and 447,980.66
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Solution
The fourth proportional to 1,645,964.99, 2,468,697.98 and 447,980.66 is: 671,903.08
Step by Step Solution
- Step 1: Write the proportion equation
1,645,964.99 : 2,468,697.98 = 447,980.66 : x - Step 2: Convert to fraction form
1,645,964.99/2,468,697.98 = 447,980.66/x - Step 3: Cross multiply
1,645,964.99x = 2,468,697.98 × 447,980.66 - Step 4: Simplify right side
1,645,964.99x = 1,105,928,935,837.67 - Step 5: Solve for x
x = 1,105,928,935,837.67/1,645,964.99 - Step 6: Final answer
x = 671,903.08
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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.