Finding the Fourth Proportional to 3,594,728.16, 4,960,699.61 and 1,963,135.91
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Solution
The fourth proportional to 3,594,728.16, 4,960,699.61 and 1,963,135.91 is: 2,709,113.77
Step by Step Solution
- Step 1: Write the proportion equation
3,594,728.16 : 4,960,699.61 = 1,963,135.91 : x - Step 2: Convert to fraction form
3,594,728.16/4,960,699.61 = 1,963,135.91/x - Step 3: Cross multiply
3,594,728.16x = 4,960,699.61 × 1,963,135.91 - Step 4: Simplify right side
3,594,728.16x = 9,738,527,545,700.07 - Step 5: Solve for x
x = 9,738,527,545,700.07/3,594,728.16 - Step 6: Final answer
x = 2,709,113.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.