Finding the Fourth Proportional to 4,218,970.24, 6,328,750.61 and 2,088,482.32
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Solution
The fourth proportional to 4,218,970.24, 6,328,750.61 and 2,088,482.32 is: 3,132,869.63
Step by Step Solution
- Step 1: Write the proportion equation
4,218,970.24 : 6,328,750.61 = 2,088,482.32 : x - Step 2: Convert to fraction form
4,218,970.24/6,328,750.61 = 2,088,482.32/x - Step 3: Cross multiply
4,218,970.24x = 6,328,750.61 × 2,088,482.32 - Step 4: Simplify right side
4,218,970.24x = 13,217,483,746,231.80 - Step 5: Solve for x
x = 13,217,483,746,231.80/4,218,970.24 - Step 6: Final answer
x = 3,132,869.63
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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.