Finding the Fourth Proportional to 3,226,377.09, 4,451,397.46 and 1,830,707.84
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Solution
The fourth proportional to 3,226,377.09, 4,451,397.46 and 1,830,707.84 is: 2,525,807.75
Step by Step Solution
- Step 1: Write the proportion equation
3,226,377.09 : 4,451,397.46 = 1,830,707.84 : x - Step 2: Convert to fraction form
3,226,377.09/4,451,397.46 = 1,830,707.84/x - Step 3: Cross multiply
3,226,377.09x = 4,451,397.46 × 1,830,707.84 - Step 4: Simplify right side
3,226,377.09x = 8,149,208,249,513.20 - Step 5: Solve for x
x = 8,149,208,249,513.20/3,226,377.09 - Step 6: Final answer
x = 2,525,807.75
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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.