Finding the Fourth Proportional to 4,756,862.81, 6,564,474.97 and 2,581,405.98
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Solution
The fourth proportional to 4,756,862.81, 6,564,474.97 and 2,581,405.98 is: 3,562,342.58
Step by Step Solution
- Step 1: Write the proportion equation
4,756,862.81 : 6,564,474.97 = 2,581,405.98 : x - Step 2: Convert to fraction form
4,756,862.81/6,564,474.97 = 2,581,405.98/x - Step 3: Cross multiply
4,756,862.81x = 6,564,474.97 × 2,581,405.98 - Step 4: Simplify right side
4,756,862.81x = 16,945,574,943,944.09 - Step 5: Solve for x
x = 16,945,574,943,944.09/4,756,862.81 - Step 6: Final answer
x = 3,562,342.58
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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.