Finding the Fourth Proportional to 2,046,455.12, 2,824,364.76 and 1,175,562.56
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Solution
The fourth proportional to 2,046,455.12, 2,824,364.76 and 1,175,562.56 is: 1,622,423.79
Step by Step Solution
- Step 1: Write the proportion equation
2,046,455.12 : 2,824,364.76 = 1,175,562.56 : x - Step 2: Convert to fraction form
2,046,455.12/2,824,364.76 = 1,175,562.56/x - Step 3: Cross multiply
2,046,455.12x = 2,824,364.76 × 1,175,562.56 - Step 4: Simplify right side
2,046,455.12x = 3,320,217,467,639.39 - Step 5: Solve for x
x = 3,320,217,467,639.39/2,046,455.12 - Step 6: Final answer
x = 1,622,423.79
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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.