Finding the Fourth Proportional to 3,050,740.26, 4,210,009.99 and 1,674,106.99
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Solution
The fourth proportional to 3,050,740.26, 4,210,009.99 and 1,674,106.99 is: 2,310,261.29
Step by Step Solution
- Step 1: Write the proportion equation
3,050,740.26 : 4,210,009.99 = 1,674,106.99 : x - Step 2: Convert to fraction form
3,050,740.26/4,210,009.99 = 1,674,106.99/x - Step 3: Cross multiply
3,050,740.26x = 4,210,009.99 × 1,674,106.99 - Step 4: Simplify right side
3,050,740.26x = 7,048,007,137,518.54 - Step 5: Solve for x
x = 7,048,007,137,518.54/3,050,740.26 - Step 6: Final answer
x = 2,310,261.29
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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.