Finding the Fourth Proportional to 2,472,037.42, 3,411,626.26 and 1,384,289.23
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Solution
The fourth proportional to 2,472,037.42, 3,411,626.26 and 1,384,289.23 is: 1,910,439.32
Step by Step Solution
- Step 1: Write the proportion equation
2,472,037.42 : 3,411,626.26 = 1,384,289.23 : x - Step 2: Convert to fraction form
2,472,037.42/3,411,626.26 = 1,384,289.23/x - Step 3: Cross multiply
2,472,037.42x = 3,411,626.26 × 1,384,289.23 - Step 4: Simplify right side
2,472,037.42x = 4,722,677,488,503.18 - Step 5: Solve for x
x = 4,722,677,488,503.18/2,472,037.42 - Step 6: Final answer
x = 1,910,439.32
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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.