Finding the Fourth Proportional to 4,152,281.70, 6,228,422.55 and 3,312,473.70
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Solution
The fourth proportional to 4,152,281.70, 6,228,422.55 and 3,312,473.70 is: 4,968,710.55
Step by Step Solution
- Step 1: Write the proportion equation
4,152,281.70 : 6,228,422.55 = 3,312,473.70 : x - Step 2: Convert to fraction form
4,152,281.70/6,228,422.55 = 3,312,473.70/x - Step 3: Cross multiply
4,152,281.70x = 6,228,422.55 × 3,312,473.70 - Step 4: Simplify right side
4,152,281.70x = 20,631,485,889,361.93 - Step 5: Solve for x
x = 20,631,485,889,361.93/4,152,281.70 - Step 6: Final answer
x = 4,968,710.55
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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.