Finding the Fourth Proportional to 4,347,677.30, 6,521,516.35 and 1,355,861.30
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Solution
The fourth proportional to 4,347,677.30, 6,521,516.35 and 1,355,861.30 is: 2,033,792.07
Step by Step Solution
- Step 1: Write the proportion equation
4,347,677.30 : 6,521,516.35 = 1,355,861.30 : x - Step 2: Convert to fraction form
4,347,677.30/6,521,516.35 = 1,355,861.30/x - Step 3: Cross multiply
4,347,677.30x = 6,521,516.35 × 1,355,861.30 - Step 4: Simplify right side
4,347,677.30x = 8,842,271,600,285.02 - Step 5: Solve for x
x = 8,842,271,600,285.02/4,347,677.30 - Step 6: Final answer
x = 2,033,792.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.