Finding the Fourth Proportional to 4,098,639.78, 6,146,886.66 and 1,219,230.87
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Solution
The fourth proportional to 4,098,639.78, 6,146,886.66 and 1,219,230.87 is: 1,828,527.11
Step by Step Solution
- Step 1: Write the proportion equation
4,098,639.78 : 6,146,886.66 = 1,219,230.87 : x - Step 2: Convert to fraction form
4,098,639.78/6,146,886.66 = 1,219,230.87/x - Step 3: Cross multiply
4,098,639.78x = 6,146,886.66 × 1,219,230.87 - Step 4: Simplify right side
4,098,639.78x = 7,494,473,970,263.20 - Step 5: Solve for x
x = 7,494,473,970,263.20/4,098,639.78 - Step 6: Final answer
x = 1,828,527.11
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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.