Finding the Fourth Proportional to 3,106,706.12, 4,285,045.98 and 2,073,693.08
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Solution
The fourth proportional to 3,106,706.12, 4,285,045.98 and 2,073,693.08 is: 2,860,222.32
Step by Step Solution
- Step 1: Write the proportion equation
3,106,706.12 : 4,285,045.98 = 2,073,693.08 : x - Step 2: Convert to fraction form
3,106,706.12/4,285,045.98 = 2,073,693.08/x - Step 3: Cross multiply
3,106,706.12x = 4,285,045.98 × 2,073,693.08 - Step 4: Simplify right side
3,106,706.12x = 8,885,870,174,782.59 - Step 5: Solve for x
x = 8,885,870,174,782.59/3,106,706.12 - Step 6: Final answer
x = 2,860,222.32
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1.5x scale
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.