Finding the Fourth Proportional to 3,886,482.35, 5,830,470.74 and 1,490,140.09
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Solution
The fourth proportional to 3,886,482.35, 5,830,470.74 and 1,490,140.09 is: 2,235,496.62
Step by Step Solution
- Step 1: Write the proportion equation
3,886,482.35 : 5,830,470.74 = 1,490,140.09 : x - Step 2: Convert to fraction form
3,886,482.35/5,830,470.74 = 1,490,140.09/x - Step 3: Cross multiply
3,886,482.35x = 5,830,470.74 × 1,490,140.09 - Step 4: Simplify right side
3,886,482.35x = 8,688,218,164,093.61 - Step 5: Solve for x
x = 8,688,218,164,093.61/3,886,482.35 - Step 6: Final answer
x = 2,235,496.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.