Finding the Fourth Proportional to 2,624,397.14, 3,621,668.28 and 1,478,477.18
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Solution
The fourth proportional to 2,624,397.14, 3,621,668.28 and 1,478,477.18 is: 2,040,298.64
Step by Step Solution
- Step 1: Write the proportion equation
2,624,397.14 : 3,621,668.28 = 1,478,477.18 : x - Step 2: Convert to fraction form
2,624,397.14/3,621,668.28 = 1,478,477.18/x - Step 3: Cross multiply
2,624,397.14x = 3,621,668.28 × 1,478,477.18 - Step 4: Simplify right side
2,624,397.14x = 5,354,553,905,509.85 - Step 5: Solve for x
x = 5,354,553,905,509.85/2,624,397.14 - Step 6: Final answer
x = 2,040,298.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.