Finding the Fourth Proportional to 4,378,958.66, 6,569,636.36 and 2,106,384.05
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Solution
The fourth proportional to 4,378,958.66, 6,569,636.36 and 2,106,384.05 is: 3,160,152.51
Step by Step Solution
- Step 1: Write the proportion equation
4,378,958.66 : 6,569,636.36 = 2,106,384.05 : x - Step 2: Convert to fraction form
4,378,958.66/6,569,636.36 = 2,106,384.05/x - Step 3: Cross multiply
4,378,958.66x = 6,569,636.36 × 2,106,384.05 - Step 4: Simplify right side
4,378,958.66x = 13,838,177,199,623.96 - Step 5: Solve for x
x = 13,838,177,199,623.96/4,378,958.66 - Step 6: Final answer
x = 3,160,152.51
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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.