Finding the Fourth Proportional to 3,746,465.13, 5,170,137.45 and 2,027,585.49
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Solution
The fourth proportional to 3,746,465.13, 5,170,137.45 and 2,027,585.49 is: 2,798,076.40
Step by Step Solution
- Step 1: Write the proportion equation
3,746,465.13 : 5,170,137.45 = 2,027,585.49 : x - Step 2: Convert to fraction form
3,746,465.13/5,170,137.45 = 2,027,585.49/x - Step 3: Cross multiply
3,746,465.13x = 5,170,137.45 × 2,027,585.49 - Step 4: Simplify right side
3,746,465.13x = 10,482,895,674,925.60 - Step 5: Solve for x
x = 10,482,895,674,925.60/3,746,465.13 - Step 6: Final answer
x = 2,798,076.40
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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.