Finding the Fourth Proportional to 7,244,805.80, 10,867,208.70 and 3,885,573.80
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Solution
The fourth proportional to 7,244,805.80, 10,867,208.70 and 3,885,573.80 is: 5,828,360.70
Step by Step Solution
- Step 1: Write the proportion equation
7,244,805.80 : 10,867,208.70 = 3,885,573.80 : x - Step 2: Convert to fraction form
7,244,805.80/10,867,208.70 = 3,885,573.80/x - Step 3: Cross multiply
7,244,805.80x = 10,867,208.70 × 3,885,573.80 - Step 4: Simplify right side
7,244,805.80x = 42,225,341,403,852.05 - Step 5: Solve for x
x = 42,225,341,403,852.05/7,244,805.80 - Step 6: Final answer
x = 5,828,360.70
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1.5x scale
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.