Finding the Fourth Proportional to 3,473,145.60, 5,209,459.20 and 1,450,867.20
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Solution
The fourth proportional to 3,473,145.60, 5,209,459.20 and 1,450,867.20 is: 2,176,192.52
Step by Step Solution
- Step 1: Write the proportion equation
3,473,145.60 : 5,209,459.20 = 1,450,867.20 : x - Step 2: Convert to fraction form
3,473,145.60/5,209,459.20 = 1,450,867.20/x - Step 3: Cross multiply
3,473,145.60x = 5,209,459.20 × 1,450,867.20 - Step 4: Simplify right side
3,473,145.60x = 7,558,233,483,018.24 - Step 5: Solve for x
x = 7,558,233,483,018.24/3,473,145.60 - Step 6: Final answer
x = 2,176,192.52
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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.