Finding the Fourth Proportional to 3,670,886.40, 5,506,329.60 and 2,726,102.40
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Solution
The fourth proportional to 3,670,886.40, 5,506,329.60 and 2,726,102.40 is: 4,089,153.60
Step by Step Solution
- Step 1: Write the proportion equation
3,670,886.40 : 5,506,329.60 = 2,726,102.40 : x - Step 2: Convert to fraction form
3,670,886.40/5,506,329.60 = 2,726,102.40/x - Step 3: Cross multiply
3,670,886.40x = 5,506,329.60 × 2,726,102.40 - Step 4: Simplify right side
3,670,886.40x = 15,010,818,337,751.04 - Step 5: Solve for x
x = 15,010,818,337,751.04/3,670,886.40 - Step 6: Final answer
x = 4,089,153.60
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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.