Finding the Fourth Proportional to 2,521,365.12, 3,762,382.32 and 2,249,625.12
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Solution
The fourth proportional to 2,521,365.12, 3,762,382.32 and 2,249,625.12 is: 3,356,891.75
Step by Step Solution
- Step 1: Write the proportion equation
2,521,365.12 : 3,762,382.32 = 2,249,625.12 : x - Step 2: Convert to fraction form
2,521,365.12/3,762,382.32 = 2,249,625.12/x - Step 3: Cross multiply
2,521,365.12x = 3,762,382.32 × 2,249,625.12 - Step 4: Simplify right side
2,521,365.12x = 8,463,949,778,115.88 - Step 5: Solve for x
x = 8,463,949,778,115.88/2,521,365.12 - Step 6: Final answer
x = 3,356,891.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.