Finding the Fourth Proportional to 4,217,607.26, 6,325,101.81 and 1,521,581.21
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Solution
The fourth proportional to 4,217,607.26, 6,325,101.81 and 1,521,581.21 is: 2,281,899.53
Step by Step Solution
- Step 1: Write the proportion equation
4,217,607.26 : 6,325,101.81 = 1,521,581.21 : x - Step 2: Convert to fraction form
4,217,607.26/6,325,101.81 = 1,521,581.21/x - Step 3: Cross multiply
4,217,607.26x = 6,325,101.81 × 1,521,581.21 - Step 4: Simplify right side
4,217,607.26x = 9,624,156,033,807.48 - Step 5: Solve for x
x = 9,624,156,033,807.48/4,217,607.26 - Step 6: Final answer
x = 2,281,899.53
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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.