Finding the Fourth Proportional to 2,457,727.98, 3,391,615.98 and 1,369,934.70
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Solution
The fourth proportional to 2,457,727.98, 3,391,615.98 and 1,369,934.70 is: 1,890,482.78
Step by Step Solution
- Step 1: Write the proportion equation
2,457,727.98 : 3,391,615.98 = 1,369,934.70 : x - Step 2: Convert to fraction form
2,457,727.98/3,391,615.98 = 1,369,934.70/x - Step 3: Cross multiply
2,457,727.98x = 3,391,615.98 × 1,369,934.70 - Step 4: Simplify right side
2,457,727.98x = 4,646,292,420,076.51 - Step 5: Solve for x
x = 4,646,292,420,076.51/2,457,727.98 - Step 6: Final answer
x = 1,890,482.78
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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.