Finding the Fourth Proportional to 2,430,214.49, 3,351,184.25 and 2,087,186.27
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Solution
The fourth proportional to 2,430,214.49, 3,351,184.25 and 2,087,186.27 is: 2,878,159.84
Step by Step Solution
- Step 1: Write the proportion equation
2,430,214.49 : 3,351,184.25 = 2,087,186.27 : x - Step 2: Convert to fraction form
2,430,214.49/3,351,184.25 = 2,087,186.27/x - Step 3: Cross multiply
2,430,214.49x = 3,351,184.25 × 2,087,186.27 - Step 4: Simplify right side
2,430,214.49x = 6,994,545,727,648.40 - Step 5: Solve for x
x = 6,994,545,727,648.40/2,430,214.49 - Step 6: Final answer
x = 2,878,159.84
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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.