Finding the Fourth Proportional to 2,152,366.74, 2,970,153.99 and 1,336,552.94
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Solution
The fourth proportional to 2,152,366.74, 2,970,153.99 and 1,336,552.94 is: 1,844,373.43
Step by Step Solution
- Step 1: Write the proportion equation
2,152,366.74 : 2,970,153.99 = 1,336,552.94 : x - Step 2: Convert to fraction form
2,152,366.74/2,970,153.99 = 1,336,552.94/x - Step 3: Cross multiply
2,152,366.74x = 2,970,153.99 × 1,336,552.94 - Step 4: Simplify right side
2,152,366.74x = 3,969,768,032,736.46 - Step 5: Solve for x
x = 3,969,768,032,736.46/2,152,366.74 - Step 6: Final answer
x = 1,844,373.43
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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.