Finding the Fourth Proportional to 4,174,928.10, 6,262,392.15 and 3,228,977.70
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Solution
The fourth proportional to 4,174,928.10, 6,262,392.15 and 3,228,977.70 is: 4,843,466.55
Step by Step Solution
- Step 1: Write the proportion equation
4,174,928.10 : 6,262,392.15 = 3,228,977.70 : x - Step 2: Convert to fraction form
4,174,928.10/6,262,392.15 = 3,228,977.70/x - Step 3: Cross multiply
4,174,928.10x = 6,262,392.15 × 3,228,977.70 - Step 4: Simplify right side
4,174,928.10x = 20,221,124,601,005.06 - Step 5: Solve for x
x = 20,221,124,601,005.06/4,174,928.10 - Step 6: Final answer
x = 4,843,466.55
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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.