Finding the Fourth Proportional to 4,756,928.97, 6,564,579.17 and 2,581,471.47
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Solution
The fourth proportional to 4,756,928.97, 6,564,579.17 and 2,581,471.47 is: 3,562,439.96
Step by Step Solution
- Step 1: Write the proportion equation
4,756,928.97 : 6,564,579.17 = 2,581,471.47 : x - Step 2: Convert to fraction form
4,756,928.97/6,564,579.17 = 2,581,471.47/x - Step 3: Cross multiply
4,756,928.97x = 6,564,579.17 × 2,581,471.47 - Step 4: Simplify right side
4,756,928.97x = 16,946,273,827,003.92 - Step 5: Solve for x
x = 16,946,273,827,003.92/4,756,928.97 - Step 6: Final answer
x = 3,562,439.96
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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.