Finding the Fourth Proportional to 3,684,653.74, 5,527,975.69 and 1,125,798.91
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Solution
The fourth proportional to 3,684,653.74, 5,527,975.69 and 1,125,798.91 is: 1,689,002.40
Step by Step Solution
- Step 1: Write the proportion equation
3,684,653.74 : 5,527,975.69 = 1,125,798.91 : x - Step 2: Convert to fraction form
3,684,653.74/5,527,975.69 = 1,125,798.91/x - Step 3: Cross multiply
3,684,653.74x = 5,527,975.69 × 1,125,798.91 - Step 4: Simplify right side
3,684,653.74x = 6,223,389,024,990.67 - Step 5: Solve for x
x = 6,223,389,024,990.67/3,684,653.74 - Step 6: Final answer
x = 1,689,002.40
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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.